216551272

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{38287}}^1$

素因数の和:38401

約数の個数: 32

約数和(自身を含む): 468645120

約数和(自身を除く): 252093848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 38287, 76574, 153148, 268009, 306296, 536018, 1072036, 2144072, 3866987, 7733974, 15467948, 27068909, 30935896, 54137818, 108275636, 216551272]

約数ペア:

[(1, 216551272), (2, 108275636), (4, 54137818), (7, 30935896), (8, 27068909), (14, 15467948), (28, 7733974), (56, 3866987), (101, 2144072), (202, 1072036), (404, 536018), (707, 306296), (808, 268009), (1414, 153148), (2828, 76574), (5656, 38287)]