31943028

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:881

約数の個数: 72

約数和(自身を含む): 85058400

約数和(自身を除く): 53115372

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 676, 741, 829, 988, 1014, 1482, 1658, 2028, 2487, 2964, 3211, 3316, 4974, 6422, 9633, 9948, 10777, 12844, 15751, 19266, 21554, 31502, 32331, 38532, 43108, 47253, 63004, 64662, 94506, 129324, 140101, 189012, 204763, 280202, 409526, 420303, 560404, 614289, 819052, 840606, 1228578, 1681212, 2457156, 2661919, 5323838, 7985757, 10647676, 15971514, 31943028]

約数ペア:

[(1, 31943028), (2, 15971514), (3, 10647676), (4, 7985757), (6, 5323838), (12, 2661919), (13, 2457156), (19, 1681212), (26, 1228578), (38, 840606), (39, 819052), (52, 614289), (57, 560404), (76, 420303), (78, 409526), (114, 280202), (156, 204763), (169, 189012), (228, 140101), (247, 129324), (338, 94506), (494, 64662), (507, 63004), (676, 47253), (741, 43108), (829, 38532), (988, 32331), (1014, 31502), (1482, 21554), (1658, 19266), (2028, 15751), (2487, 12844), (2964, 10777), (3211, 9948), (3316, 9633), (4974, 6422)]