222794572

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7949}}^1$

素因数の和:7991

約数の個数: 72

約数和(自身を含む): 532904400

約数和(自身を除く): 310109828

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 49, 52, 77, 91, 98, 143, 154, 182, 196, 286, 308, 364, 539, 572, 637, 1001, 1078, 1274, 2002, 2156, 2548, 4004, 7007, 7949, 14014, 15898, 28028, 31796, 55643, 87439, 103337, 111286, 174878, 206674, 222572, 349756, 389501, 413348, 612073, 723359, 779002, 1136707, 1224146, 1446718, 1558004, 2273414, 2448292, 2893436, 4284511, 4546828, 5063513, 7956949, 8569022, 10127026, 15913898, 17138044, 20254052, 31827796, 55698643, 111397286, 222794572]

約数ペア:

[(1, 222794572), (2, 111397286), (4, 55698643), (7, 31827796), (11, 20254052), (13, 17138044), (14, 15913898), (22, 10127026), (26, 8569022), (28, 7956949), (44, 5063513), (49, 4546828), (52, 4284511), (77, 2893436), (91, 2448292), (98, 2273414), (143, 1558004), (154, 1446718), (182, 1224146), (196, 1136707), (286, 779002), (308, 723359), (364, 612073), (539, 413348), (572, 389501), (637, 349756), (1001, 222572), (1078, 206674), (1274, 174878), (2002, 111286), (2156, 103337), (2548, 87439), (4004, 55643), (7007, 31796), (7949, 28028), (14014, 15898)]