1625988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1489}}^1$

素因数の和:1516

約数の個数: 48

約数和(自身を含む): 4672640

約数和(自身を除く): 3046652

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 1489, 2978, 4467, 5956, 8934, 10423, 17868, 19357, 20846, 31269, 38714, 41692, 58071, 62538, 77428, 116142, 125076, 135499, 232284, 270998, 406497, 541996, 812994, 1625988]

約数ペア:

[(1, 1625988), (2, 812994), (3, 541996), (4, 406497), (6, 270998), (7, 232284), (12, 135499), (13, 125076), (14, 116142), (21, 77428), (26, 62538), (28, 58071), (39, 41692), (42, 38714), (52, 31269), (78, 20846), (84, 19357), (91, 17868), (156, 10423), (182, 8934), (273, 5956), (364, 4467), (546, 2978), (1092, 1489)]