31751006

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 56678400

約数和(自身を除く): 24927394

約数列:

[1, 2, 7, 14, 31, 62, 149, 217, 298, 434, 491, 982, 1043, 2086, 3437, 4619, 6874, 9238, 15221, 30442, 32333, 64666, 73159, 106547, 146318, 213094, 512113, 1024226, 2267929, 4535858, 15875503, 31751006]

約数ペア:

[(1, 31751006), (2, 15875503), (7, 4535858), (14, 2267929), (31, 1024226), (62, 512113), (149, 213094), (217, 146318), (298, 106547), (434, 73159), (491, 64666), (982, 32333), (1043, 30442), (2086, 15221), (3437, 9238), (4619, 6874)]