42639675

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 76849248

約数和(自身を除く): 34209573

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 101, 195, 303, 325, 433, 505, 975, 1299, 1313, 1515, 2165, 2525, 3939, 5629, 6495, 6565, 7575, 10825, 16887, 19695, 28145, 32475, 32825, 43733, 84435, 98475, 131199, 140725, 218665, 422175, 568529, 655995, 1093325, 1705587, 2842645, 3279975, 8527935, 14213225, 42639675]

約数ペア:

[(1, 42639675), (3, 14213225), (5, 8527935), (13, 3279975), (15, 2842645), (25, 1705587), (39, 1093325), (65, 655995), (75, 568529), (101, 422175), (195, 218665), (303, 140725), (325, 131199), (433, 98475), (505, 84435), (975, 43733), (1299, 32825), (1313, 32475), (1515, 28145), (2165, 19695), (2525, 16887), (3939, 10825), (5629, 7575), (6495, 6565)]