78245835

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2707}}^1$

素因数の和:2803

約数の個数: 32

約数和(自身を含む): 131023872

約数和(自身を除く): 52778037

約数列:

[1, 3, 5, 15, 41, 47, 123, 141, 205, 235, 615, 705, 1927, 2707, 5781, 8121, 9635, 13535, 28905, 40605, 110987, 127229, 332961, 381687, 554935, 636145, 1664805, 1908435, 5216389, 15649167, 26081945, 78245835]

約数ペア:

[(1, 78245835), (3, 26081945), (5, 15649167), (15, 5216389), (41, 1908435), (47, 1664805), (123, 636145), (141, 554935), (205, 381687), (235, 332961), (615, 127229), (705, 110987), (1927, 40605), (2707, 28905), (5781, 13535), (8121, 9635)]