217543808

素因数分解:

$2^7\times {\mathrm{659}}^1\times {\mathrm{2579}}^1$

素因数の和:3252

約数の個数: 32

約数和(自身を含む): 434214000

約数和(自身を除く): 216670192

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 659, 1318, 2579, 2636, 5158, 5272, 10316, 10544, 20632, 21088, 41264, 42176, 82528, 84352, 165056, 330112, 1699561, 3399122, 6798244, 13596488, 27192976, 54385952, 108771904, 217543808]

約数ペア:

[(1, 217543808), (2, 108771904), (4, 54385952), (8, 27192976), (16, 13596488), (32, 6798244), (64, 3399122), (128, 1699561), (659, 330112), (1318, 165056), (2579, 84352), (2636, 82528), (5158, 42176), (5272, 41264), (10316, 21088), (10544, 20632)]