31382778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2141}}^1$

素因数の和:2502

約数の個数: 32

約数和(自身を含む): 71971200

約数和(自身を除く): 40588422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 2094, 2141, 2443, 4282, 4886, 6423, 7329, 12846, 14658, 14987, 29974, 44961, 89922, 747209, 1494418, 2241627, 4483254, 5230463, 10460926, 15691389, 31382778]

約数ペア:

[(1, 31382778), (2, 15691389), (3, 10460926), (6, 5230463), (7, 4483254), (14, 2241627), (21, 1494418), (42, 747209), (349, 89922), (698, 44961), (1047, 29974), (2094, 14987), (2141, 14658), (2443, 12846), (4282, 7329), (4886, 6423)]