215864964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{8831}}^1$

素因数の和:8945

約数の個数: 72

約数和(自身を含む): 630110208

約数和(自身を除く): 414245244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 97, 126, 194, 252, 291, 388, 582, 679, 873, 1164, 1358, 1746, 2037, 2716, 3492, 4074, 6111, 8148, 8831, 12222, 17662, 24444, 26493, 35324, 52986, 61817, 79479, 105972, 123634, 158958, 185451, 247268, 317916, 370902, 556353, 741804, 856607, 1112706, 1713214, 2225412, 2569821, 3426428, 5139642, 5996249, 7709463, 10279284, 11992498, 15418926, 17988747, 23984996, 30837852, 35977494, 53966241, 71954988, 107932482, 215864964]

約数ペア:

[(1, 215864964), (2, 107932482), (3, 71954988), (4, 53966241), (6, 35977494), (7, 30837852), (9, 23984996), (12, 17988747), (14, 15418926), (18, 11992498), (21, 10279284), (28, 7709463), (36, 5996249), (42, 5139642), (63, 3426428), (84, 2569821), (97, 2225412), (126, 1713214), (194, 1112706), (252, 856607), (291, 741804), (388, 556353), (582, 370902), (679, 317916), (873, 247268), (1164, 185451), (1358, 158958), (1746, 123634), (2037, 105972), (2716, 79479), (3492, 61817), (4074, 52986), (6111, 35324), (8148, 26493), (8831, 24444), (12222, 17662)]