1389612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 3773952

約数和(自身を除く): 2384340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 233, 284, 426, 466, 497, 699, 852, 932, 994, 1398, 1491, 1631, 1988, 2796, 2982, 3262, 4893, 5964, 6524, 9786, 16543, 19572, 33086, 49629, 66172, 99258, 115801, 198516, 231602, 347403, 463204, 694806, 1389612]

約数ペア:

[(1, 1389612), (2, 694806), (3, 463204), (4, 347403), (6, 231602), (7, 198516), (12, 115801), (14, 99258), (21, 66172), (28, 49629), (42, 33086), (71, 19572), (84, 16543), (142, 9786), (213, 6524), (233, 5964), (284, 4893), (426, 3262), (466, 2982), (497, 2796), (699, 1988), (852, 1631), (932, 1491), (994, 1398)]