31320796

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 61729024

約数和(自身を除く): 30408228

約数列:

[1, 2, 4, 13, 26, 37, 52, 73, 74, 146, 148, 223, 292, 446, 481, 892, 949, 962, 1898, 1924, 2701, 2899, 3796, 5402, 5798, 8251, 10804, 11596, 16279, 16502, 32558, 33004, 35113, 65116, 70226, 107263, 140452, 211627, 214526, 423254, 429052, 602323, 846508, 1204646, 2409292, 7830199, 15660398, 31320796]

約数ペア:

[(1, 31320796), (2, 15660398), (4, 7830199), (13, 2409292), (26, 1204646), (37, 846508), (52, 602323), (73, 429052), (74, 423254), (146, 214526), (148, 211627), (223, 140452), (292, 107263), (446, 70226), (481, 65116), (892, 35113), (949, 33004), (962, 32558), (1898, 16502), (1924, 16279), (2701, 11596), (2899, 10804), (3796, 8251), (5402, 5798)]