2122875

素因数分解:

$3^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 64

約数和(自身を含む): 4268160

約数和(自身を除く): 2145285

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 37, 45, 51, 75, 85, 111, 125, 135, 153, 185, 225, 255, 333, 375, 425, 459, 555, 629, 675, 765, 925, 999, 1125, 1275, 1665, 1887, 2125, 2295, 2775, 3145, 3375, 3825, 4625, 4995, 5661, 6375, 8325, 9435, 11475, 13875, 15725, 16983, 19125, 24975, 28305, 41625, 47175, 57375, 78625, 84915, 124875, 141525, 235875, 424575, 707625, 2122875]

約数ペア:

[(1, 2122875), (3, 707625), (5, 424575), (9, 235875), (15, 141525), (17, 124875), (25, 84915), (27, 78625), (37, 57375), (45, 47175), (51, 41625), (75, 28305), (85, 24975), (111, 19125), (125, 16983), (135, 15725), (153, 13875), (185, 11475), (225, 9435), (255, 8325), (333, 6375), (375, 5661), (425, 4995), (459, 4625), (555, 3825), (629, 3375), (675, 3145), (765, 2775), (925, 2295), (999, 2125), (1125, 1887), (1275, 1665)]