219400818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17471}}^1$

素因数の和:17519

約数の個数: 64

約数和(自身を含む): 563576832

約数和(自身を除く): 344176014

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1794, 2093, 4186, 6279, 12558, 17471, 34942, 52413, 104826, 122297, 227123, 244594, 366891, 401833, 454246, 681369, 733782, 803666, 1205499, 1362738, 1589861, 2410998, 2812831, 3179722, 4769583, 5223829, 5625662, 8438493, 9539166, 10447658, 15671487, 16876986, 31342974, 36566803, 73133606, 109700409, 219400818]

約数ペア:

[(1, 219400818), (2, 109700409), (3, 73133606), (6, 36566803), (7, 31342974), (13, 16876986), (14, 15671487), (21, 10447658), (23, 9539166), (26, 8438493), (39, 5625662), (42, 5223829), (46, 4769583), (69, 3179722), (78, 2812831), (91, 2410998), (138, 1589861), (161, 1362738), (182, 1205499), (273, 803666), (299, 733782), (322, 681369), (483, 454246), (546, 401833), (598, 366891), (897, 244594), (966, 227123), (1794, 122297), (2093, 104826), (4186, 52413), (6279, 34942), (12558, 17471)]