13374921

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 21212928

約数和(自身を除く): 7838007

約数列:

[1, 3, 7, 21, 53, 61, 159, 183, 197, 371, 427, 591, 1113, 1281, 1379, 3233, 4137, 9699, 10441, 12017, 22631, 31323, 36051, 67893, 73087, 84119, 219261, 252357, 636901, 1910703, 4458307, 13374921]

約数ペア:

[(1, 13374921), (3, 4458307), (7, 1910703), (21, 636901), (53, 252357), (61, 219261), (159, 84119), (183, 73087), (197, 67893), (371, 36051), (427, 31323), (591, 22631), (1113, 12017), (1281, 10441), (1379, 9699), (3233, 4137)]