278793664

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{140521}}^1$

素因数の和:140564

約数の個数: 28

約数和(自身を含む): 571081408

約数和(自身を除く): 292287744

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 140521, 281042, 562084, 1124168, 2248336, 4356151, 4496672, 8712302, 8993344, 17424604, 34849208, 69698416, 139396832, 278793664]

約数ペア:

[(1, 278793664), (2, 139396832), (4, 69698416), (8, 34849208), (16, 17424604), (31, 8993344), (32, 8712302), (62, 4496672), (64, 4356151), (124, 2248336), (248, 1124168), (496, 562084), (992, 281042), (1984, 140521)]