78078555

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 140343840

約数和(自身を除く): 62265285

約数列:

[1, 3, 5, 9, 15, 41, 45, 101, 123, 205, 303, 369, 419, 505, 615, 909, 1257, 1515, 1845, 2095, 3771, 4141, 4545, 6285, 12423, 17179, 18855, 20705, 37269, 42319, 51537, 62115, 85895, 126957, 154611, 186345, 211595, 257685, 380871, 634785, 773055, 1735079, 1904355, 5205237, 8675395, 15615711, 26026185, 78078555]

約数ペア:

[(1, 78078555), (3, 26026185), (5, 15615711), (9, 8675395), (15, 5205237), (41, 1904355), (45, 1735079), (101, 773055), (123, 634785), (205, 380871), (303, 257685), (369, 211595), (419, 186345), (505, 154611), (615, 126957), (909, 85895), (1257, 62115), (1515, 51537), (1845, 42319), (2095, 37269), (3771, 20705), (4141, 18855), (4545, 17179), (6285, 12423)]