31469464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 67415040

約数和(自身を除く): 35945576

約数列:

[1, 2, 4, 8, 13, 26, 31, 43, 52, 62, 86, 104, 124, 172, 227, 248, 344, 403, 454, 559, 806, 908, 1118, 1333, 1612, 1816, 2236, 2666, 2951, 3224, 4472, 5332, 5902, 7037, 9761, 10664, 11804, 14074, 17329, 19522, 23608, 28148, 34658, 39044, 56296, 69316, 78088, 91481, 126893, 138632, 182962, 253786, 302591, 365924, 507572, 605182, 731848, 1015144, 1210364, 2420728, 3933683, 7867366, 15734732, 31469464]

約数ペア:

[(1, 31469464), (2, 15734732), (4, 7867366), (8, 3933683), (13, 2420728), (26, 1210364), (31, 1015144), (43, 731848), (52, 605182), (62, 507572), (86, 365924), (104, 302591), (124, 253786), (172, 182962), (227, 138632), (248, 126893), (344, 91481), (403, 78088), (454, 69316), (559, 56296), (806, 39044), (908, 34658), (1118, 28148), (1333, 23608), (1612, 19522), (1816, 17329), (2236, 14074), (2666, 11804), (2951, 10664), (3224, 9761), (4472, 7037), (5332, 5902)]