211688752

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 462684672

約数和(自身を除く): 250995920

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 157, 163, 176, 188, 314, 326, 376, 517, 628, 652, 752, 1034, 1256, 1304, 1727, 1793, 2068, 2512, 2608, 3454, 3586, 4136, 6908, 7172, 7379, 7661, 8272, 13816, 14344, 14758, 15322, 25591, 27632, 28688, 29516, 30644, 51182, 59032, 61288, 81169, 84271, 102364, 118064, 122576, 162338, 168542, 204728, 281501, 324676, 337084, 409456, 563002, 649352, 674168, 1126004, 1202777, 1298704, 1348336, 2252008, 2405554, 4504016, 4811108, 9622216, 13230547, 19244432, 26461094, 52922188, 105844376, 211688752]

約数ペア:

[(1, 211688752), (2, 105844376), (4, 52922188), (8, 26461094), (11, 19244432), (16, 13230547), (22, 9622216), (44, 4811108), (47, 4504016), (88, 2405554), (94, 2252008), (157, 1348336), (163, 1298704), (176, 1202777), (188, 1126004), (314, 674168), (326, 649352), (376, 563002), (517, 409456), (628, 337084), (652, 324676), (752, 281501), (1034, 204728), (1256, 168542), (1304, 162338), (1727, 122576), (1793, 118064), (2068, 102364), (2512, 84271), (2608, 81169), (3454, 61288), (3586, 59032), (4136, 51182), (6908, 30644), (7172, 29516), (7379, 28688), (7661, 27632), (8272, 25591), (13816, 15322), (14344, 14758)]