64982988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257869}}^1$

素因数の和:257886

約数の個数: 36

約数和(自身を含む): 187729360

約数和(自身を除く): 122746372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257869, 515738, 773607, 1031476, 1547214, 1805083, 2320821, 3094428, 3610166, 4641642, 5415249, 7220332, 9283284, 10830498, 16245747, 21660996, 32491494, 64982988]

約数ペア:

[(1, 64982988), (2, 32491494), (3, 21660996), (4, 16245747), (6, 10830498), (7, 9283284), (9, 7220332), (12, 5415249), (14, 4641642), (18, 3610166), (21, 3094428), (28, 2320821), (36, 1805083), (42, 1547214), (63, 1031476), (84, 773607), (126, 515738), (252, 257869)]