31423518

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1409}}^1$

素因数の和:1486

約数の個数: 64

約数和(自身を含む): 81216000

約数和(自身を除く): 49792482

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 59, 63, 118, 126, 177, 189, 354, 378, 413, 531, 826, 1062, 1239, 1409, 1593, 2478, 2818, 3186, 3717, 4227, 7434, 8454, 9863, 11151, 12681, 19726, 22302, 25362, 29589, 38043, 59178, 76086, 83131, 88767, 166262, 177534, 249393, 266301, 498786, 532602, 581917, 748179, 1163834, 1496358, 1745751, 2244537, 3491502, 4489074, 5237253, 10474506, 15711759, 31423518]

約数ペア:

[(1, 31423518), (2, 15711759), (3, 10474506), (6, 5237253), (7, 4489074), (9, 3491502), (14, 2244537), (18, 1745751), (21, 1496358), (27, 1163834), (42, 748179), (54, 581917), (59, 532602), (63, 498786), (118, 266301), (126, 249393), (177, 177534), (189, 166262), (354, 88767), (378, 83131), (413, 76086), (531, 59178), (826, 38043), (1062, 29589), (1239, 25362), (1409, 22302), (1593, 19726), (2478, 12681), (2818, 11151), (3186, 9863), (3717, 8454), (4227, 7434)]