7865728

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 17564400

約数和(自身を除く): 9698672

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 128, 163, 208, 232, 326, 377, 416, 464, 652, 754, 832, 928, 1304, 1508, 1664, 1856, 2119, 2608, 3016, 3712, 4238, 4727, 5216, 6032, 8476, 9454, 10432, 12064, 16952, 18908, 20864, 24128, 33904, 37816, 48256, 61451, 67808, 75632, 122902, 135616, 151264, 245804, 271232, 302528, 491608, 605056, 983216, 1966432, 3932864, 7865728]

約数ペア:

[(1, 7865728), (2, 3932864), (4, 1966432), (8, 983216), (13, 605056), (16, 491608), (26, 302528), (29, 271232), (32, 245804), (52, 151264), (58, 135616), (64, 122902), (104, 75632), (116, 67808), (128, 61451), (163, 48256), (208, 37816), (232, 33904), (326, 24128), (377, 20864), (416, 18908), (464, 16952), (652, 12064), (754, 10432), (832, 9454), (928, 8476), (1304, 6032), (1508, 5216), (1664, 4727), (1856, 4238), (2119, 3712), (2608, 3016)]