7879396642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 13329792000

約数和(自身を除く): 5450395358

約数列:

[1, 2, 13, 26, 37, 74, 79, 158, 199, 398, 481, 521, 962, 1027, 1042, 2054, 2587, 2923, 5174, 5846, 6773, 7363, 13546, 14726, 15721, 19277, 31442, 37999, 38554, 41159, 75998, 82318, 95719, 103679, 191438, 204373, 207358, 250601, 408746, 501202, 535067, 581677, 1070134, 1163354, 1347827, 1522883, 2695654, 3045766, 3836123, 7561801, 7672246, 8190641, 15123602, 16381282, 19797479, 39594958, 49869599, 99739198, 106478333, 212956666, 303053717, 606107434, 3939698321, 7879396642]

約数ペア:

[(1, 7879396642), (2, 3939698321), (13, 606107434), (26, 303053717), (37, 212956666), (74, 106478333), (79, 99739198), (158, 49869599), (199, 39594958), (398, 19797479), (481, 16381282), (521, 15123602), (962, 8190641), (1027, 7672246), (1042, 7561801), (2054, 3836123), (2587, 3045766), (2923, 2695654), (5174, 1522883), (5846, 1347827), (6773, 1163354), (7363, 1070134), (13546, 581677), (14726, 535067), (15721, 501202), (19277, 408746), (31442, 250601), (37999, 207358), (38554, 204373), (41159, 191438), (75998, 103679), (82318, 95719)]