637339948

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{10427}}^1$

素因数の和:10534

約数の個数: 48

約数和(自身を含む): 1331447040

約数和(自身を除く): 694107092

約数列:

[1, 2, 4, 7, 14, 28, 37, 59, 74, 118, 148, 236, 259, 413, 518, 826, 1036, 1652, 2183, 4366, 8732, 10427, 15281, 20854, 30562, 41708, 61124, 72989, 145978, 291956, 385799, 615193, 771598, 1230386, 1543196, 2460772, 2700593, 4306351, 5401186, 8612702, 10802372, 17225404, 22762141, 45524282, 91048564, 159334987, 318669974, 637339948]

約数ペア:

[(1, 637339948), (2, 318669974), (4, 159334987), (7, 91048564), (14, 45524282), (28, 22762141), (37, 17225404), (59, 10802372), (74, 8612702), (118, 5401186), (148, 4306351), (236, 2700593), (259, 2460772), (413, 1543196), (518, 1230386), (826, 771598), (1036, 615193), (1652, 385799), (2183, 291956), (4366, 145978), (8732, 72989), (10427, 61124), (15281, 41708), (20854, 30562)]