331137272

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{251}}^1\times {\mathrm{4457}}^1$

素因数の和:4751

約数の個数: 32

約数和(自身を含む): 640347120

約数和(自身を除く): 309209848

約数列:

[1, 2, 4, 8, 37, 74, 148, 251, 296, 502, 1004, 2008, 4457, 8914, 9287, 17828, 18574, 35656, 37148, 74296, 164909, 329818, 659636, 1118707, 1319272, 2237414, 4474828, 8949656, 41392159, 82784318, 165568636, 331137272]

約数ペア:

[(1, 331137272), (2, 165568636), (4, 82784318), (8, 41392159), (37, 8949656), (74, 4474828), (148, 2237414), (251, 1319272), (296, 1118707), (502, 659636), (1004, 329818), (2008, 164909), (4457, 74296), (8914, 37148), (9287, 35656), (17828, 18574)]