20160615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 34283520

約数和(自身を除く): 14122905

約数列:

[1, 3, 5, 15, 19, 57, 95, 127, 285, 381, 557, 635, 1671, 1905, 2413, 2785, 7239, 8355, 10583, 12065, 31749, 36195, 52915, 70739, 158745, 212217, 353695, 1061085, 1344041, 4032123, 6720205, 20160615]

約数ペア:

[(1, 20160615), (3, 6720205), (5, 4032123), (15, 1344041), (19, 1061085), (57, 353695), (95, 212217), (127, 158745), (285, 70739), (381, 52915), (557, 36195), (635, 31749), (1671, 12065), (1905, 10583), (2413, 8355), (2785, 7239)]