625716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 1956864

約数和(自身を除く): 1331148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 191, 234, 252, 273, 364, 382, 468, 546, 573, 764, 819, 1092, 1146, 1337, 1638, 1719, 2292, 2483, 2674, 3276, 3438, 4011, 4966, 5348, 6876, 7449, 8022, 9932, 12033, 14898, 16044, 17381, 22347, 24066, 29796, 34762, 44694, 48132, 52143, 69524, 89388, 104286, 156429, 208572, 312858, 625716]

約数ペア:

[(1, 625716), (2, 312858), (3, 208572), (4, 156429), (6, 104286), (7, 89388), (9, 69524), (12, 52143), (13, 48132), (14, 44694), (18, 34762), (21, 29796), (26, 24066), (28, 22347), (36, 17381), (39, 16044), (42, 14898), (52, 12033), (63, 9932), (78, 8022), (84, 7449), (91, 6876), (117, 5348), (126, 4966), (156, 4011), (182, 3438), (191, 3276), (234, 2674), (252, 2483), (273, 2292), (364, 1719), (382, 1638), (468, 1337), (546, 1146), (573, 1092), (764, 819)]