321551391

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{1879}}^1$

素因数の和:2199

約数の個数: 32

約数和(自身を含む): 508953600

約数和(自身を除く): 187402209

約数列:

[1, 3, 7, 21, 29, 87, 203, 281, 609, 843, 1879, 1967, 5637, 5901, 8149, 13153, 24447, 39459, 54491, 57043, 163473, 171129, 381437, 527999, 1144311, 1583997, 3695993, 11087979, 15311971, 45935913, 107183797, 321551391]

約数ペア:

[(1, 321551391), (3, 107183797), (7, 45935913), (21, 15311971), (29, 11087979), (87, 3695993), (203, 1583997), (281, 1144311), (609, 527999), (843, 381437), (1879, 171129), (1967, 163473), (5637, 57043), (5901, 54491), (8149, 39459), (13153, 24447)]