684168394

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{331}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 1302481152

約数和(自身を除く): 618312758

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 277, 287, 331, 533, 554, 574, 662, 1066, 1939, 2317, 3601, 3731, 3878, 4303, 4634, 7202, 7462, 8606, 11357, 13571, 22714, 25207, 27142, 30121, 50414, 60242, 79499, 91687, 94997, 147641, 158998, 176423, 183374, 189994, 295282, 352846, 641809, 1033487, 1191931, 1234961, 1283618, 2066974, 2383862, 2469922, 3759167, 7518334, 8343517, 16687034, 26314169, 48869171, 52628338, 97738342, 342084197, 684168394]

約数ペア:

[(1, 684168394), (2, 342084197), (7, 97738342), (13, 52628338), (14, 48869171), (26, 26314169), (41, 16687034), (82, 8343517), (91, 7518334), (182, 3759167), (277, 2469922), (287, 2383862), (331, 2066974), (533, 1283618), (554, 1234961), (574, 1191931), (662, 1033487), (1066, 641809), (1939, 352846), (2317, 295282), (3601, 189994), (3731, 183374), (3878, 176423), (4303, 158998), (4634, 147641), (7202, 94997), (7462, 91687), (8606, 79499), (11357, 60242), (13571, 50414), (22714, 30121), (25207, 27142)]