388628745154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1997}}^1\times {\mathrm{2909}}^1$

素因数の和:5035

約数の個数: 64

約数和(自身を含む): 656397665280

約数和(自身を除く): 267768920126

約数列:

[1, 2, 13, 26, 31, 62, 83, 166, 403, 806, 1079, 1997, 2158, 2573, 2909, 3994, 5146, 5818, 25961, 33449, 37817, 51922, 61907, 66898, 75634, 90179, 123814, 165751, 180358, 241447, 331502, 482894, 804791, 1172327, 1609582, 2154763, 2344654, 3138811, 4309526, 5138281, 5809273, 6277622, 7484857, 10276562, 11618546, 14969714, 66797653, 75520549, 97303141, 133595306, 151041098, 180087463, 194606282, 360174926, 482169659, 964339318, 2341137019, 4682274038, 6268205567, 12536411134, 14947259429, 29894518858, 194314372577, 388628745154]

約数ペア:

[(1, 388628745154), (2, 194314372577), (13, 29894518858), (26, 14947259429), (31, 12536411134), (62, 6268205567), (83, 4682274038), (166, 2341137019), (403, 964339318), (806, 482169659), (1079, 360174926), (1997, 194606282), (2158, 180087463), (2573, 151041098), (2909, 133595306), (3994, 97303141), (5146, 75520549), (5818, 66797653), (25961, 14969714), (33449, 11618546), (37817, 10276562), (51922, 7484857), (61907, 6277622), (66898, 5809273), (75634, 5138281), (90179, 4309526), (123814, 3138811), (165751, 2344654), (180358, 2154763), (241447, 1609582), (331502, 1172327), (482894, 804791)]