1987156635

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 3360462336

約数和(自身を除く): 1373305701

約数列:

[1, 3, 5, 15, 41, 43, 123, 129, 163, 205, 215, 461, 489, 615, 645, 815, 1383, 1763, 2305, 2445, 5289, 6683, 6915, 7009, 8815, 18901, 19823, 20049, 21027, 26445, 33415, 35045, 56703, 59469, 75143, 94505, 99115, 100245, 105135, 225429, 283515, 287369, 297345, 375715, 812743, 862107, 1127145, 1436845, 2438229, 3080863, 3231149, 4063715, 4310535, 9242589, 9693447, 12191145, 15404315, 16155745, 46212945, 48467235, 132477109, 397431327, 662385545, 1987156635]

約数ペア:

[(1, 1987156635), (3, 662385545), (5, 397431327), (15, 132477109), (41, 48467235), (43, 46212945), (123, 16155745), (129, 15404315), (163, 12191145), (205, 9693447), (215, 9242589), (461, 4310535), (489, 4063715), (615, 3231149), (645, 3080863), (815, 2438229), (1383, 1436845), (1763, 1127145), (2305, 862107), (2445, 812743), (5289, 375715), (6683, 297345), (6915, 287369), (7009, 283515), (8815, 225429), (18901, 105135), (19823, 100245), (20049, 99115), (21027, 94505), (26445, 75143), (33415, 59469), (35045, 56703)]