7779664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 40

約数和(自身を含む): 16065440

約数和(自身を除く): 8285776

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 163, 304, 314, 326, 628, 652, 1256, 1304, 2512, 2608, 2983, 3097, 5966, 6194, 11932, 12388, 23864, 24776, 25591, 47728, 49552, 51182, 102364, 204728, 409456, 486229, 972458, 1944916, 3889832, 7779664]

約数ペア:

[(1, 7779664), (2, 3889832), (4, 1944916), (8, 972458), (16, 486229), (19, 409456), (38, 204728), (76, 102364), (152, 51182), (157, 49552), (163, 47728), (304, 25591), (314, 24776), (326, 23864), (628, 12388), (652, 11932), (1256, 6194), (1304, 5966), (2512, 3097), (2608, 2983)]