131433568

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20233}}^1$

素因数の和:20279

約数の個数: 48

約数和(自身を含む): 305938080

約数和(自身を除く): 174504512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 203, 224, 232, 406, 464, 812, 928, 1624, 3248, 6496, 20233, 40466, 80932, 141631, 161864, 283262, 323728, 566524, 586757, 647456, 1133048, 1173514, 2266096, 2347028, 4107299, 4532192, 4694056, 8214598, 9388112, 16429196, 18776224, 32858392, 65716784, 131433568]

約数ペア:

[(1, 131433568), (2, 65716784), (4, 32858392), (7, 18776224), (8, 16429196), (14, 9388112), (16, 8214598), (28, 4694056), (29, 4532192), (32, 4107299), (56, 2347028), (58, 2266096), (112, 1173514), (116, 1133048), (203, 647456), (224, 586757), (232, 566524), (406, 323728), (464, 283262), (812, 161864), (928, 141631), (1624, 80932), (3248, 40466), (6496, 20233)]