16215615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 30899232

約数和(自身を除く): 14683617

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 477, 523, 585, 689, 795, 1569, 2067, 2385, 2615, 3445, 4707, 6201, 6799, 7845, 10335, 20397, 23535, 27719, 31005, 33995, 61191, 83157, 101985, 138595, 249471, 305955, 360347, 415785, 1081041, 1247355, 1801735, 3243123, 5405205, 16215615]

約数ペア:

[(1, 16215615), (3, 5405205), (5, 3243123), (9, 1801735), (13, 1247355), (15, 1081041), (39, 415785), (45, 360347), (53, 305955), (65, 249471), (117, 138595), (159, 101985), (195, 83157), (265, 61191), (477, 33995), (523, 31005), (585, 27719), (689, 23535), (795, 20397), (1569, 10335), (2067, 7845), (2385, 6799), (2615, 6201), (3445, 4707)]