311907856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{11447}}^1$

素因数の和:11599

約数の個数: 40

約数和(自身を含む): 655833024

約数和(自身を除く): 343925168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 208, 262, 524, 1048, 1703, 2096, 3406, 6812, 11447, 13624, 22894, 27248, 45788, 91576, 148811, 183152, 297622, 595244, 1190488, 1499557, 2380976, 2999114, 5998228, 11996456, 19494241, 23992912, 38988482, 77976964, 155953928, 311907856]

約数ペア:

[(1, 311907856), (2, 155953928), (4, 77976964), (8, 38988482), (13, 23992912), (16, 19494241), (26, 11996456), (52, 5998228), (104, 2999114), (131, 2380976), (208, 1499557), (262, 1190488), (524, 595244), (1048, 297622), (1703, 183152), (2096, 148811), (3406, 91576), (6812, 45788), (11447, 27248), (13624, 22894)]