231369908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1533

約数の個数: 72

約数和(自身を含む): 519810816

約数和(自身を除く): 288440908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 121, 154, 188, 242, 308, 329, 484, 517, 658, 847, 1034, 1316, 1453, 1694, 2068, 2906, 3388, 3619, 5687, 5812, 7238, 10171, 11374, 14476, 15983, 20342, 22748, 31966, 39809, 40684, 63932, 68291, 79618, 111881, 136582, 159236, 175813, 223762, 273164, 351626, 447524, 478037, 703252, 751201, 956074, 1230691, 1502402, 1912148, 2461382, 3004804, 4922764, 5258407, 8263211, 10516814, 16526422, 21033628, 33052844, 57842477, 115684954, 231369908]

約数ペア:

[(1, 231369908), (2, 115684954), (4, 57842477), (7, 33052844), (11, 21033628), (14, 16526422), (22, 10516814), (28, 8263211), (44, 5258407), (47, 4922764), (77, 3004804), (94, 2461382), (121, 1912148), (154, 1502402), (188, 1230691), (242, 956074), (308, 751201), (329, 703252), (484, 478037), (517, 447524), (658, 351626), (847, 273164), (1034, 223762), (1316, 175813), (1453, 159236), (1694, 136582), (2068, 111881), (2906, 79618), (3388, 68291), (3619, 63932), (5687, 40684), (5812, 39809), (7238, 31966), (10171, 22748), (11374, 20342), (14476, 15983)]