2519972

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 5898816

約数和(自身を除く): 3378844

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 43, 46, 49, 52, 86, 91, 92, 98, 161, 172, 182, 196, 299, 301, 322, 364, 559, 598, 602, 637, 644, 989, 1118, 1127, 1196, 1204, 1274, 1978, 2093, 2107, 2236, 2254, 2548, 3913, 3956, 4186, 4214, 4508, 6923, 7826, 8372, 8428, 12857, 13846, 14651, 15652, 25714, 27391, 27692, 29302, 48461, 51428, 54782, 58604, 89999, 96922, 109564, 179998, 193844, 359996, 629993, 1259986, 2519972]

約数ペア:

[(1, 2519972), (2, 1259986), (4, 629993), (7, 359996), (13, 193844), (14, 179998), (23, 109564), (26, 96922), (28, 89999), (43, 58604), (46, 54782), (49, 51428), (52, 48461), (86, 29302), (91, 27692), (92, 27391), (98, 25714), (161, 15652), (172, 14651), (182, 13846), (196, 12857), (299, 8428), (301, 8372), (322, 7826), (364, 6923), (559, 4508), (598, 4214), (602, 4186), (637, 3956), (644, 3913), (989, 2548), (1118, 2254), (1127, 2236), (1196, 2107), (1204, 2093), (1274, 1978)]