81560654

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8287}}^1$

素因数の和:8352

約数の個数: 32

約数和(自身を含む): 151173120

約数和(自身を除く): 69612466

約数列:

[1, 2, 7, 14, 19, 37, 38, 74, 133, 259, 266, 518, 703, 1406, 4921, 8287, 9842, 16574, 58009, 116018, 157453, 306619, 314906, 613238, 1102171, 2146333, 2204342, 4292666, 5825761, 11651522, 40780327, 81560654]

約数ペア:

[(1, 81560654), (2, 40780327), (7, 11651522), (14, 5825761), (19, 4292666), (37, 2204342), (38, 2146333), (74, 1102171), (133, 613238), (259, 314906), (266, 306619), (518, 157453), (703, 116018), (1406, 58009), (4921, 16574), (8287, 9842)]