128518516

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 261999360

約数和(自身を除く): 133480844

約数列:

[1, 2, 4, 7, 14, 28, 113, 151, 226, 269, 302, 452, 538, 604, 791, 1057, 1076, 1582, 1883, 2114, 3164, 3766, 4228, 7532, 17063, 30397, 34126, 40619, 60794, 68252, 81238, 119441, 121588, 162476, 212779, 238882, 284333, 425558, 477764, 568666, 851116, 1137332, 4589947, 9179894, 18359788, 32129629, 64259258, 128518516]

約数ペア:

[(1, 128518516), (2, 64259258), (4, 32129629), (7, 18359788), (14, 9179894), (28, 4589947), (113, 1137332), (151, 851116), (226, 568666), (269, 477764), (302, 425558), (452, 284333), (538, 238882), (604, 212779), (791, 162476), (1057, 121588), (1076, 119441), (1582, 81238), (1883, 68252), (2114, 60794), (3164, 40619), (3766, 34126), (4228, 30397), (7532, 17063)]