1902628875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 3787849728

約数和(自身を除く): 1885220853

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 93, 103, 105, 125, 155, 175, 217, 227, 309, 375, 465, 515, 525, 651, 681, 721, 775, 875, 1085, 1135, 1545, 1589, 2163, 2325, 2575, 2625, 3193, 3255, 3405, 3605, 3875, 4767, 5425, 5675, 7037, 7725, 7945, 9579, 10815, 11625, 12875, 15965, 16275, 17025, 18025, 21111, 22351, 23381, 23835, 27125, 28375, 35185, 38625, 39725, 47895, 49259, 54075, 67053, 70143, 79825, 81375, 85125, 90125, 105555, 111755, 116905, 119175, 147777, 163667, 175925, 198625, 239475, 246295, 270375, 335265, 350715, 399125, 491001, 527775, 558775, 584525, 595875, 724811, 738885, 818335, 879625, 1197375, 1231475, 1676325, 1753575, 2174433, 2455005, 2638875, 2793875, 2922625, 3624055, 3694425, 4091675, 5073677, 6157375, 8381625, 8767875, 10872165, 12275025, 15221031, 18120275, 18472125, 20458375, 25368385, 54360825, 61375125, 76105155, 90601375, 126841925, 271804125, 380525775, 634209625, 1902628875]

約数ペア:

[(1, 1902628875), (3, 634209625), (5, 380525775), (7, 271804125), (15, 126841925), (21, 90601375), (25, 76105155), (31, 61375125), (35, 54360825), (75, 25368385), (93, 20458375), (103, 18472125), (105, 18120275), (125, 15221031), (155, 12275025), (175, 10872165), (217, 8767875), (227, 8381625), (309, 6157375), (375, 5073677), (465, 4091675), (515, 3694425), (525, 3624055), (651, 2922625), (681, 2793875), (721, 2638875), (775, 2455005), (875, 2174433), (1085, 1753575), (1135, 1676325), (1545, 1231475), (1589, 1197375), (2163, 879625), (2325, 818335), (2575, 738885), (2625, 724811), (3193, 595875), (3255, 584525), (3405, 558775), (3605, 527775), (3875, 491001), (4767, 399125), (5425, 350715), (5675, 335265), (7037, 270375), (7725, 246295), (7945, 239475), (9579, 198625), (10815, 175925), (11625, 163667), (12875, 147777), (15965, 119175), (16275, 116905), (17025, 111755), (18025, 105555), (21111, 90125), (22351, 85125), (23381, 81375), (23835, 79825), (27125, 70143), (28375, 67053), (35185, 54075), (38625, 49259), (39725, 47895)]