217755661812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2221}}^1\times {\mathrm{628487}}^1$

素因数の和:630728

約数の個数: 48

約数和(自身を含む): 547428131712

約数和(自身を除く): 329672469900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2221, 4442, 6663, 8884, 13326, 26652, 28873, 57746, 86619, 115492, 173238, 346476, 628487, 1256974, 1885461, 2513948, 3770922, 7541844, 8170331, 16340662, 24510993, 32681324, 49021986, 98043972, 1395869627, 2791739254, 4187608881, 5583478508, 8375217762, 16750435524, 18146305151, 36292610302, 54438915453, 72585220604, 108877830906, 217755661812]

約数ペア:

[(1, 217755661812), (2, 108877830906), (3, 72585220604), (4, 54438915453), (6, 36292610302), (12, 18146305151), (13, 16750435524), (26, 8375217762), (39, 5583478508), (52, 4187608881), (78, 2791739254), (156, 1395869627), (2221, 98043972), (4442, 49021986), (6663, 32681324), (8884, 24510993), (13326, 16340662), (26652, 8170331), (28873, 7541844), (57746, 3770922), (86619, 2513948), (115492, 1885461), (173238, 1256974), (346476, 628487)]