25121718

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 59136000

約数和(自身を除く): 34014282

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 43, 54, 62, 86, 93, 129, 186, 258, 279, 349, 387, 558, 698, 774, 837, 1047, 1161, 1333, 1674, 2094, 2322, 2666, 3141, 3999, 6282, 7998, 9423, 10819, 11997, 15007, 18846, 21638, 23994, 30014, 32457, 35991, 45021, 64914, 71982, 90042, 97371, 135063, 194742, 270126, 292113, 405189, 465217, 584226, 810378, 930434, 1395651, 2791302, 4186953, 8373906, 12560859, 25121718]

約数ペア:

[(1, 25121718), (2, 12560859), (3, 8373906), (6, 4186953), (9, 2791302), (18, 1395651), (27, 930434), (31, 810378), (43, 584226), (54, 465217), (62, 405189), (86, 292113), (93, 270126), (129, 194742), (186, 135063), (258, 97371), (279, 90042), (349, 71982), (387, 64914), (558, 45021), (698, 35991), (774, 32457), (837, 30014), (1047, 23994), (1161, 21638), (1333, 18846), (1674, 15007), (2094, 11997), (2322, 10819), (2666, 9423), (3141, 7998), (3999, 6282)]