213495525

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{12011}}^1$

素因数の和:12106

約数の個数: 36

約数和(自身を含む): 387266880

約数和(自身を除く): 173771355

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 225, 237, 395, 711, 1185, 1975, 3555, 5925, 12011, 17775, 36033, 60055, 108099, 180165, 300275, 540495, 900825, 948869, 2702475, 2846607, 4744345, 8539821, 14233035, 23721725, 42699105, 71165175, 213495525]

約数ペア:

[(1, 213495525), (3, 71165175), (5, 42699105), (9, 23721725), (15, 14233035), (25, 8539821), (45, 4744345), (75, 2846607), (79, 2702475), (225, 948869), (237, 900825), (395, 540495), (711, 300275), (1185, 180165), (1975, 108099), (3555, 60055), (5925, 36033), (12011, 17775)]