68568591

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 116865504

約数和(自身を除く): 48296913

約数列:

[1, 3, 7, 13, 21, 39, 49, 53, 91, 147, 159, 273, 371, 637, 677, 689, 1113, 1911, 2031, 2067, 2597, 4739, 4823, 7791, 8801, 14217, 14469, 26403, 33173, 33761, 35881, 61607, 99519, 101283, 107643, 184821, 251167, 431249, 466453, 753501, 1293747, 1399359, 1758169, 3265171, 5274507, 9795513, 22856197, 68568591]

約数ペア:

[(1, 68568591), (3, 22856197), (7, 9795513), (13, 5274507), (21, 3265171), (39, 1758169), (49, 1399359), (53, 1293747), (91, 753501), (147, 466453), (159, 431249), (273, 251167), (371, 184821), (637, 107643), (677, 101283), (689, 99519), (1113, 61607), (1911, 35881), (2031, 33761), (2067, 33173), (2597, 26403), (4739, 14469), (4823, 14217), (7791, 8801)]