31980492

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 84756672

約数和(自身を除く): 52776180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 47, 82, 94, 123, 141, 164, 188, 246, 282, 369, 423, 461, 492, 564, 738, 846, 922, 1383, 1476, 1692, 1844, 1927, 2766, 3854, 4149, 5532, 5781, 7708, 8298, 11562, 16596, 17343, 18901, 21667, 23124, 34686, 37802, 43334, 56703, 65001, 69372, 75604, 86668, 113406, 130002, 170109, 195003, 226812, 260004, 340218, 390006, 680436, 780012, 888347, 1776694, 2665041, 3553388, 5330082, 7995123, 10660164, 15990246, 31980492]

約数ペア:

[(1, 31980492), (2, 15990246), (3, 10660164), (4, 7995123), (6, 5330082), (9, 3553388), (12, 2665041), (18, 1776694), (36, 888347), (41, 780012), (47, 680436), (82, 390006), (94, 340218), (123, 260004), (141, 226812), (164, 195003), (188, 170109), (246, 130002), (282, 113406), (369, 86668), (423, 75604), (461, 69372), (492, 65001), (564, 56703), (738, 43334), (846, 37802), (922, 34686), (1383, 23124), (1476, 21667), (1692, 18901), (1844, 17343), (1927, 16596), (2766, 11562), (3854, 8298), (4149, 7708), (5532, 5781)]