289516346

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 502682112

約数和(自身を除く): 213165766

約数列:

[1, 2, 7, 14, 137, 271, 274, 542, 557, 959, 1114, 1897, 1918, 3794, 3899, 7798, 37127, 74254, 76309, 150947, 152618, 259889, 301894, 519778, 534163, 1056629, 1068326, 2113258, 20679739, 41359478, 144758173, 289516346]

約数ペア:

[(1, 289516346), (2, 144758173), (7, 41359478), (14, 20679739), (137, 2113258), (271, 1068326), (274, 1056629), (542, 534163), (557, 519778), (959, 301894), (1114, 259889), (1897, 152618), (1918, 150947), (3794, 76309), (3899, 74254), (7798, 37127)]