9984390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25601}}^1$

素因数の和:25624

約数の個数: 32

約数和(自身を含む): 25806816

約数和(自身を除く): 15822426

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 25601, 51202, 76803, 128005, 153606, 256010, 332813, 384015, 665626, 768030, 998439, 1664065, 1996878, 3328130, 4992195, 9984390]

約数ペア:

[(1, 9984390), (2, 4992195), (3, 3328130), (5, 1996878), (6, 1664065), (10, 998439), (13, 768030), (15, 665626), (26, 384015), (30, 332813), (39, 256010), (65, 153606), (78, 128005), (130, 76803), (195, 51202), (390, 25601)]