489357315

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1121

約数の個数: 64

約数和(自身を含む): 914042880

約数和(自身を除く): 424685565

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 173, 207, 345, 519, 621, 865, 911, 1035, 1557, 2595, 2733, 3105, 3979, 4555, 4671, 7785, 8199, 11937, 13665, 19895, 20953, 23355, 24597, 35811, 40995, 59685, 62859, 104765, 107433, 122985, 157603, 179055, 188577, 314295, 472809, 537165, 565731, 788015, 942885, 1418427, 2364045, 2828655, 3624869, 4255281, 7092135, 10874607, 18124345, 21276405, 32623821, 54373035, 97871463, 163119105, 489357315]

約数ペア:

[(1, 489357315), (3, 163119105), (5, 97871463), (9, 54373035), (15, 32623821), (23, 21276405), (27, 18124345), (45, 10874607), (69, 7092135), (115, 4255281), (135, 3624869), (173, 2828655), (207, 2364045), (345, 1418427), (519, 942885), (621, 788015), (865, 565731), (911, 537165), (1035, 472809), (1557, 314295), (2595, 188577), (2733, 179055), (3105, 157603), (3979, 122985), (4555, 107433), (4671, 104765), (7785, 62859), (8199, 59685), (11937, 40995), (13665, 35811), (19895, 24597), (20953, 23355)]