42151642

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 70171920

約数和(自身を除く): 28020278

約数列:

[1, 2, 13, 26, 53, 106, 169, 181, 338, 362, 689, 1378, 2197, 2353, 4394, 4706, 8957, 9593, 17914, 19186, 30589, 61178, 116441, 124709, 232882, 249418, 397657, 795314, 1621217, 3242434, 21075821, 42151642]

約数ペア:

[(1, 42151642), (2, 21075821), (13, 3242434), (26, 1621217), (53, 795314), (106, 397657), (169, 249418), (181, 232882), (338, 124709), (362, 116441), (689, 61178), (1378, 30589), (2197, 19186), (2353, 17914), (4394, 9593), (4706, 8957)]