15289288

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 34583040

約数和(自身を除く): 19293752

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 47, 56, 74, 94, 148, 157, 188, 259, 296, 314, 329, 376, 518, 628, 658, 1036, 1099, 1256, 1316, 1739, 2072, 2198, 2632, 3478, 4396, 5809, 6956, 7379, 8792, 11618, 12173, 13912, 14758, 23236, 24346, 29516, 40663, 46472, 48692, 51653, 59032, 81326, 97384, 103306, 162652, 206612, 273023, 325304, 413224, 546046, 1092092, 1911161, 2184184, 3822322, 7644644, 15289288]

約数ペア:

[(1, 15289288), (2, 7644644), (4, 3822322), (7, 2184184), (8, 1911161), (14, 1092092), (28, 546046), (37, 413224), (47, 325304), (56, 273023), (74, 206612), (94, 162652), (148, 103306), (157, 97384), (188, 81326), (259, 59032), (296, 51653), (314, 48692), (329, 46472), (376, 40663), (518, 29516), (628, 24346), (658, 23236), (1036, 14758), (1099, 13912), (1256, 12173), (1316, 11618), (1739, 8792), (2072, 7379), (2198, 6956), (2632, 5809), (3478, 4396)]