22193925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 42479424

約数和(自身を除く): 20285499

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 103, 169, 195, 221, 255, 309, 325, 425, 507, 515, 663, 845, 975, 1105, 1275, 1339, 1545, 1751, 2535, 2575, 2873, 3315, 4017, 4225, 5253, 5525, 6695, 7725, 8619, 8755, 12675, 14365, 16575, 17407, 20085, 22763, 26265, 33475, 43095, 43775, 52221, 68289, 71825, 87035, 100425, 113815, 131325, 215475, 261105, 295919, 341445, 435175, 569075, 887757, 1305525, 1479595, 1707225, 4438785, 7397975, 22193925]

約数ペア:

[(1, 22193925), (3, 7397975), (5, 4438785), (13, 1707225), (15, 1479595), (17, 1305525), (25, 887757), (39, 569075), (51, 435175), (65, 341445), (75, 295919), (85, 261105), (103, 215475), (169, 131325), (195, 113815), (221, 100425), (255, 87035), (309, 71825), (325, 68289), (425, 52221), (507, 43775), (515, 43095), (663, 33475), (845, 26265), (975, 22763), (1105, 20085), (1275, 17407), (1339, 16575), (1545, 14365), (1751, 12675), (2535, 8755), (2575, 8619), (2873, 7725), (3315, 6695), (4017, 5525), (4225, 5253)]