321893552

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{1583}}^1$

素因数の和:1841

約数の個数: 40

約数和(自身を含む): 636387840

約数和(自身を除く): 314494288

約数列:

[1, 2, 4, 8, 16, 71, 142, 179, 284, 358, 568, 716, 1136, 1432, 1583, 2864, 3166, 6332, 12664, 12709, 25328, 25418, 50836, 101672, 112393, 203344, 224786, 283357, 449572, 566714, 899144, 1133428, 1798288, 2266856, 4533712, 20118347, 40236694, 80473388, 160946776, 321893552]

約数ペア:

[(1, 321893552), (2, 160946776), (4, 80473388), (8, 40236694), (16, 20118347), (71, 4533712), (142, 2266856), (179, 1798288), (284, 1133428), (358, 899144), (568, 566714), (716, 449572), (1136, 283357), (1432, 224786), (1583, 203344), (2864, 112393), (3166, 101672), (6332, 50836), (12664, 25418), (12709, 25328)]