405748384

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{1699}}^1$

素因数の和:2165

約数の個数: 48

約数和(自身を含む): 848232000

約数和(自身を除く): 442483616

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 439, 544, 878, 1699, 1756, 3398, 3512, 6796, 7024, 7463, 13592, 14048, 14926, 27184, 28883, 29852, 54368, 57766, 59704, 115532, 119408, 231064, 238816, 462128, 745861, 924256, 1491722, 2983444, 5966888, 11933776, 12679637, 23867552, 25359274, 50718548, 101437096, 202874192, 405748384]

約数ペア:

[(1, 405748384), (2, 202874192), (4, 101437096), (8, 50718548), (16, 25359274), (17, 23867552), (32, 12679637), (34, 11933776), (68, 5966888), (136, 2983444), (272, 1491722), (439, 924256), (544, 745861), (878, 462128), (1699, 238816), (1756, 231064), (3398, 119408), (3512, 115532), (6796, 59704), (7024, 57766), (7463, 54368), (13592, 29852), (14048, 28883), (14926, 27184)]