40972455

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 75460320

約数和(自身を除く): 34487865

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 173, 277, 285, 519, 831, 855, 865, 1385, 1557, 2493, 2595, 3287, 4155, 5263, 7785, 9861, 12465, 15789, 16435, 26315, 29583, 47367, 47921, 49305, 78945, 143763, 147915, 236835, 239605, 431289, 718815, 910499, 2156445, 2731497, 4552495, 8194491, 13657485, 40972455]

約数ペア:

[(1, 40972455), (3, 13657485), (5, 8194491), (9, 4552495), (15, 2731497), (19, 2156445), (45, 910499), (57, 718815), (95, 431289), (171, 239605), (173, 236835), (277, 147915), (285, 143763), (519, 78945), (831, 49305), (855, 47921), (865, 47367), (1385, 29583), (1557, 26315), (2493, 16435), (2595, 15789), (3287, 12465), (4155, 9861), (5263, 7785)]