339938396

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{577}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 695653056

約数和(自身を除く): 355714660

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 397, 577, 742, 794, 1154, 1484, 1588, 2308, 2779, 4039, 5558, 8078, 11116, 16156, 21041, 30581, 42082, 61162, 84164, 122324, 147287, 214067, 229069, 294574, 428134, 458138, 589148, 856268, 916276, 1603483, 3206966, 6413932, 12140657, 24281314, 48562628, 84984599, 169969198, 339938396]

約数ペア:

[(1, 339938396), (2, 169969198), (4, 84984599), (7, 48562628), (14, 24281314), (28, 12140657), (53, 6413932), (106, 3206966), (212, 1603483), (371, 916276), (397, 856268), (577, 589148), (742, 458138), (794, 428134), (1154, 294574), (1484, 229069), (1588, 214067), (2308, 147287), (2779, 122324), (4039, 84164), (5558, 61162), (8078, 42082), (11116, 30581), (16156, 21041)]