378103684

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{2137}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 775837440

約数和(自身を除く): 397733756

約数列:

[1, 2, 4, 7, 14, 28, 71, 89, 142, 178, 284, 356, 497, 623, 994, 1246, 1988, 2137, 2492, 4274, 6319, 8548, 12638, 14959, 25276, 29918, 44233, 59836, 88466, 151727, 176932, 190193, 303454, 380386, 606908, 760772, 1062089, 1331351, 2124178, 2662702, 4248356, 5325404, 13503703, 27007406, 54014812, 94525921, 189051842, 378103684]

約数ペア:

[(1, 378103684), (2, 189051842), (4, 94525921), (7, 54014812), (14, 27007406), (28, 13503703), (71, 5325404), (89, 4248356), (142, 2662702), (178, 2124178), (284, 1331351), (356, 1062089), (497, 760772), (623, 606908), (994, 380386), (1246, 303454), (1988, 190193), (2137, 176932), (2492, 151727), (4274, 88466), (6319, 59836), (8548, 44233), (12638, 29918), (14959, 25276)]