1291504816

素因数分解:

$2^4\times 7^1\times {\mathrm{521}}^1\times {\mathrm{22133}}^1$

素因数の和:22669

約数の個数: 40

約数和(自身を含む): 2865379104

約数和(自身を除く): 1573874288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 521, 1042, 2084, 3647, 4168, 7294, 8336, 14588, 22133, 29176, 44266, 58352, 88532, 154931, 177064, 309862, 354128, 619724, 1239448, 2478896, 11531293, 23062586, 46125172, 80719051, 92250344, 161438102, 184500688, 322876204, 645752408, 1291504816]

約数ペア:

[(1, 1291504816), (2, 645752408), (4, 322876204), (7, 184500688), (8, 161438102), (14, 92250344), (16, 80719051), (28, 46125172), (56, 23062586), (112, 11531293), (521, 2478896), (1042, 1239448), (2084, 619724), (3647, 354128), (4168, 309862), (7294, 177064), (8336, 154931), (14588, 88532), (22133, 58352), (29176, 44266)]