647669652

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{677}}^1\times {\mathrm{1627}}^1$

素因数の和:2325

約数の個数: 72

約数和(自身を含む): 1761639264

約数和(自身を除く): 1113969612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 677, 1354, 1627, 2031, 2708, 3254, 4062, 4739, 4881, 6508, 8124, 9478, 9762, 11389, 14217, 18956, 19524, 22778, 28434, 33173, 34167, 45556, 56868, 66346, 68334, 79723, 99519, 132692, 136668, 159446, 199038, 239169, 318892, 398076, 478338, 956676, 1101479, 2202958, 3304437, 4405916, 6608874, 7710353, 13217748, 15420706, 23131059, 30841412, 46262118, 53972471, 92524236, 107944942, 161917413, 215889884, 323834826, 647669652]

約数ペア:

[(1, 647669652), (2, 323834826), (3, 215889884), (4, 161917413), (6, 107944942), (7, 92524236), (12, 53972471), (14, 46262118), (21, 30841412), (28, 23131059), (42, 15420706), (49, 13217748), (84, 7710353), (98, 6608874), (147, 4405916), (196, 3304437), (294, 2202958), (588, 1101479), (677, 956676), (1354, 478338), (1627, 398076), (2031, 318892), (2708, 239169), (3254, 199038), (4062, 159446), (4739, 136668), (4881, 132692), (6508, 99519), (8124, 79723), (9478, 68334), (9762, 66346), (11389, 56868), (14217, 45556), (18956, 34167), (19524, 33173), (22778, 28434)]