78891228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{12967}}^1$

素因数の和:13003

約数の個数: 54

約数和(自身を含む): 215956104

約数和(自身を除く): 137064876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 12967, 25934, 38901, 51868, 77802, 116703, 155604, 168571, 233406, 337142, 466812, 505713, 674284, 1011426, 1517139, 2022852, 2191423, 3034278, 4382846, 6068556, 6574269, 8765692, 13148538, 19722807, 26297076, 39445614, 78891228]

約数ペア:

[(1, 78891228), (2, 39445614), (3, 26297076), (4, 19722807), (6, 13148538), (9, 8765692), (12, 6574269), (13, 6068556), (18, 4382846), (26, 3034278), (36, 2191423), (39, 2022852), (52, 1517139), (78, 1011426), (117, 674284), (156, 505713), (169, 466812), (234, 337142), (338, 233406), (468, 168571), (507, 155604), (676, 116703), (1014, 77802), (1521, 51868), (2028, 38901), (3042, 25934), (6084, 12967)]