8356257

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 16128000

約数和(自身を除く): 7771743

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 63, 91, 117, 133, 171, 179, 189, 247, 273, 351, 399, 513, 537, 741, 819, 1197, 1253, 1611, 1729, 2223, 2327, 2457, 3401, 3591, 3759, 4833, 5187, 6669, 6981, 10203, 11277, 15561, 16289, 20943, 23807, 30609, 33831, 44213, 46683, 48867, 62829, 71421, 91827, 132639, 146601, 214263, 309491, 397917, 439803, 642789, 928473, 1193751, 2785419, 8356257]

約数ペア:

[(1, 8356257), (3, 2785419), (7, 1193751), (9, 928473), (13, 642789), (19, 439803), (21, 397917), (27, 309491), (39, 214263), (57, 146601), (63, 132639), (91, 91827), (117, 71421), (133, 62829), (171, 48867), (179, 46683), (189, 44213), (247, 33831), (273, 30609), (351, 23807), (399, 20943), (513, 16289), (537, 15561), (741, 11277), (819, 10203), (1197, 6981), (1253, 6669), (1611, 5187), (1729, 4833), (2223, 3759), (2327, 3591), (2457, 3401)]