1646268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 4228896

約数和(自身を除く): 2582628

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 173, 183, 244, 346, 366, 519, 692, 732, 793, 1038, 1586, 2076, 2249, 2379, 3172, 4498, 4758, 6747, 8996, 9516, 10553, 13494, 21106, 26988, 31659, 42212, 63318, 126636, 137189, 274378, 411567, 548756, 823134, 1646268]

約数ペア:

[(1, 1646268), (2, 823134), (3, 548756), (4, 411567), (6, 274378), (12, 137189), (13, 126636), (26, 63318), (39, 42212), (52, 31659), (61, 26988), (78, 21106), (122, 13494), (156, 10553), (173, 9516), (183, 8996), (244, 6747), (346, 4758), (366, 4498), (519, 3172), (692, 2379), (732, 2249), (793, 2076), (1038, 1586)]