15921783

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1151}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 24261120

約数和(自身を除く): 8339337

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1151, 1537, 3453, 4611, 10359, 13833, 33379, 61003, 100137, 183009, 300411, 549027, 1769087, 5307261, 15921783]

約数ペア:

[(1, 15921783), (3, 5307261), (9, 1769087), (29, 549027), (53, 300411), (87, 183009), (159, 100137), (261, 61003), (477, 33379), (1151, 13833), (1537, 10359), (3453, 4611)]