81801642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{25579}}^1$

素因数の和:25638

約数の個数: 32

約数和(自身を含む): 180492480

約数和(自身を除く): 98690838

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 25579, 51158, 76737, 153474, 332527, 665054, 997581, 1048739, 1995162, 2097478, 3146217, 6292434, 13633607, 27267214, 40900821, 81801642]

約数ペア:

[(1, 81801642), (2, 40900821), (3, 27267214), (6, 13633607), (13, 6292434), (26, 3146217), (39, 2097478), (41, 1995162), (78, 1048739), (82, 997581), (123, 665054), (246, 332527), (533, 153474), (1066, 76737), (1599, 51158), (3198, 25579)]