42821883

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15913}}^1$

素因数の和:15955

約数の個数: 24

約数和(自身を含む): 69512352

約数和(自身を除く): 26690469

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 15913, 47739, 143217, 206869, 365999, 620607, 1097997, 1861821, 3293991, 4757987, 14273961, 42821883]

約数ペア:

[(1, 42821883), (3, 14273961), (9, 4757987), (13, 3293991), (23, 1861821), (39, 1097997), (69, 620607), (117, 365999), (207, 206869), (299, 143217), (897, 47739), (2691, 15913)]