218537216

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:547

約数の個数: 72

約数和(自身を含む): 457398144

約数和(自身を除く): 238860928

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 128, 164, 188, 256, 328, 376, 443, 656, 752, 886, 1312, 1504, 1772, 1927, 2624, 3008, 3544, 3854, 5248, 6016, 7088, 7708, 10496, 12032, 14176, 15416, 18163, 20821, 28352, 30832, 36326, 41642, 56704, 61664, 72652, 83284, 113408, 123328, 145304, 166568, 246656, 290608, 333136, 493312, 581216, 666272, 853661, 1162432, 1332544, 1707322, 2324864, 2665088, 3414644, 4649728, 5330176, 6829288, 13658576, 27317152, 54634304, 109268608, 218537216]

約数ペア:

[(1, 218537216), (2, 109268608), (4, 54634304), (8, 27317152), (16, 13658576), (32, 6829288), (41, 5330176), (47, 4649728), (64, 3414644), (82, 2665088), (94, 2324864), (128, 1707322), (164, 1332544), (188, 1162432), (256, 853661), (328, 666272), (376, 581216), (443, 493312), (656, 333136), (752, 290608), (886, 246656), (1312, 166568), (1504, 145304), (1772, 123328), (1927, 113408), (2624, 83284), (3008, 72652), (3544, 61664), (3854, 56704), (5248, 41642), (6016, 36326), (7088, 30832), (7708, 28352), (10496, 20821), (12032, 18163), (14176, 15416)]