31115115

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 56553120

約数和(自身を除く): 25438005

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 113, 145, 211, 261, 339, 435, 565, 633, 1017, 1055, 1305, 1695, 1899, 3165, 3277, 5085, 6119, 9495, 9831, 16385, 18357, 23843, 29493, 30595, 49155, 55071, 71529, 91785, 119215, 147465, 214587, 275355, 357645, 691447, 1072935, 2074341, 3457235, 6223023, 10371705, 31115115]

約数ペア:

[(1, 31115115), (3, 10371705), (5, 6223023), (9, 3457235), (15, 2074341), (29, 1072935), (45, 691447), (87, 357645), (113, 275355), (145, 214587), (211, 147465), (261, 119215), (339, 91785), (435, 71529), (565, 55071), (633, 49155), (1017, 30595), (1055, 29493), (1305, 23843), (1695, 18357), (1899, 16385), (3165, 9831), (3277, 9495), (5085, 6119)]