31971628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{613}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 64985760

約数和(自身を除く): 33014132

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 59, 68, 118, 221, 236, 442, 613, 767, 884, 1003, 1226, 1534, 2006, 2452, 3068, 4012, 7969, 10421, 13039, 15938, 20842, 26078, 31876, 36167, 41684, 52156, 72334, 135473, 144668, 270946, 470171, 541892, 614839, 940342, 1229678, 1880684, 2459356, 7992907, 15985814, 31971628]

約数ペア:

[(1, 31971628), (2, 15985814), (4, 7992907), (13, 2459356), (17, 1880684), (26, 1229678), (34, 940342), (52, 614839), (59, 541892), (68, 470171), (118, 270946), (221, 144668), (236, 135473), (442, 72334), (613, 52156), (767, 41684), (884, 36167), (1003, 31876), (1226, 26078), (1534, 20842), (2006, 15938), (2452, 13039), (3068, 10421), (4012, 7969)]