15225327

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:805

約数の個数: 40

約数和(自身を含む): 25816560

約数和(自身を除く): 10591233

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 761, 1053, 1539, 2223, 2283, 6669, 6849, 9893, 14459, 20007, 20547, 29679, 43377, 61641, 89037, 130131, 187967, 267111, 390393, 563901, 801333, 1171179, 1691703, 5075109, 15225327]

約数ペア:

[(1, 15225327), (3, 5075109), (9, 1691703), (13, 1171179), (19, 801333), (27, 563901), (39, 390393), (57, 267111), (81, 187967), (117, 130131), (171, 89037), (247, 61641), (351, 43377), (513, 29679), (741, 20547), (761, 20007), (1053, 14459), (1539, 9893), (2223, 6849), (2283, 6669)]