78863295

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2617}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 150419808

約数和(自身を除く): 71556513

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 147, 205, 245, 287, 615, 735, 861, 1435, 2009, 2617, 4305, 6027, 7851, 10045, 13085, 18319, 30135, 39255, 54957, 91595, 107297, 128233, 274785, 321891, 384699, 536485, 641165, 751079, 1609455, 1923495, 2253237, 3755395, 5257553, 11266185, 15772659, 26287765, 78863295]

約数ペア:

[(1, 78863295), (3, 26287765), (5, 15772659), (7, 11266185), (15, 5257553), (21, 3755395), (35, 2253237), (41, 1923495), (49, 1609455), (105, 751079), (123, 641165), (147, 536485), (205, 384699), (245, 321891), (287, 274785), (615, 128233), (735, 107297), (861, 91595), (1435, 54957), (2009, 39255), (2617, 30135), (4305, 18319), (6027, 13085), (7851, 10045)]