814897986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:1019

約数の個数: 64

約数和(自身を含む): 1887494400

約数和(自身を除く): 1072596414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 197, 298, 394, 447, 591, 661, 894, 1043, 1182, 1322, 1379, 1983, 2086, 2758, 3129, 3966, 4137, 4627, 6258, 8274, 9254, 13881, 27762, 29353, 58706, 88059, 98489, 130217, 176118, 196978, 205471, 260434, 295467, 390651, 410942, 590934, 616413, 689423, 781302, 911519, 1232826, 1378846, 1823038, 2068269, 2734557, 4136538, 5469114, 19402333, 38804666, 58206999, 116413998, 135816331, 271632662, 407448993, 814897986]

約数ペア:

[(1, 814897986), (2, 407448993), (3, 271632662), (6, 135816331), (7, 116413998), (14, 58206999), (21, 38804666), (42, 19402333), (149, 5469114), (197, 4136538), (298, 2734557), (394, 2068269), (447, 1823038), (591, 1378846), (661, 1232826), (894, 911519), (1043, 781302), (1182, 689423), (1322, 616413), (1379, 590934), (1983, 410942), (2086, 390651), (2758, 295467), (3129, 260434), (3966, 205471), (4137, 196978), (4627, 176118), (6258, 130217), (8274, 98489), (9254, 88059), (13881, 58706), (27762, 29353)]