2906715

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:112

約数の個数: 64

約数和(自身を含む): 5898240

約数和(自身を除く): 2991525

約数列:

[1, 3, 5, 7, 15, 19, 21, 31, 35, 47, 57, 93, 95, 105, 133, 141, 155, 217, 235, 285, 329, 399, 465, 589, 651, 665, 705, 893, 987, 1085, 1457, 1645, 1767, 1995, 2679, 2945, 3255, 4123, 4371, 4465, 4935, 6251, 7285, 8835, 10199, 12369, 13395, 18753, 20615, 21855, 27683, 30597, 31255, 50995, 61845, 83049, 93765, 138415, 152985, 193781, 415245, 581343, 968905, 2906715]

約数ペア:

[(1, 2906715), (3, 968905), (5, 581343), (7, 415245), (15, 193781), (19, 152985), (21, 138415), (31, 93765), (35, 83049), (47, 61845), (57, 50995), (93, 31255), (95, 30597), (105, 27683), (133, 21855), (141, 20615), (155, 18753), (217, 13395), (235, 12369), (285, 10199), (329, 8835), (399, 7285), (465, 6251), (589, 4935), (651, 4465), (665, 4371), (705, 4123), (893, 3255), (987, 2945), (1085, 2679), (1457, 1995), (1645, 1767)]