28015575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 96

約数和(自身を含む): 58139136

約数和(自身を除く): 30123561

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 43, 51, 73, 75, 85, 105, 119, 129, 175, 215, 219, 255, 301, 357, 365, 425, 511, 525, 595, 645, 731, 903, 1075, 1095, 1241, 1275, 1505, 1533, 1785, 1825, 2193, 2555, 2975, 3139, 3225, 3655, 3723, 4515, 5117, 5475, 6205, 7525, 7665, 8687, 8925, 9417, 10965, 12775, 15351, 15695, 18275, 18615, 21973, 22575, 25585, 26061, 31025, 38325, 43435, 47085, 53363, 54825, 65919, 76755, 78475, 93075, 109865, 127925, 130305, 160089, 217175, 235425, 266815, 329595, 373541, 383775, 549325, 651525, 800445, 1120623, 1334075, 1647975, 1867705, 4002225, 5603115, 9338525, 28015575]

約数ペア:

[(1, 28015575), (3, 9338525), (5, 5603115), (7, 4002225), (15, 1867705), (17, 1647975), (21, 1334075), (25, 1120623), (35, 800445), (43, 651525), (51, 549325), (73, 383775), (75, 373541), (85, 329595), (105, 266815), (119, 235425), (129, 217175), (175, 160089), (215, 130305), (219, 127925), (255, 109865), (301, 93075), (357, 78475), (365, 76755), (425, 65919), (511, 54825), (525, 53363), (595, 47085), (645, 43435), (731, 38325), (903, 31025), (1075, 26061), (1095, 25585), (1241, 22575), (1275, 21973), (1505, 18615), (1533, 18275), (1785, 15695), (1825, 15351), (2193, 12775), (2555, 10965), (2975, 9417), (3139, 8925), (3225, 8687), (3655, 7665), (3723, 7525), (4515, 6205), (5117, 5475)]