219623612

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:735

約数の個数: 72

約数和(自身を含む): 456548400

約数和(自身を除く): 236924788

約数列:

[1, 2, 4, 13, 17, 26, 29, 34, 52, 58, 68, 116, 169, 221, 338, 377, 442, 493, 659, 676, 754, 884, 986, 1318, 1508, 1972, 2636, 2873, 4901, 5746, 6409, 8567, 9802, 11203, 11492, 12818, 17134, 19111, 19604, 22406, 25636, 34268, 38222, 44812, 76444, 83317, 111371, 145639, 166634, 222742, 248443, 291278, 324887, 333268, 445484, 496886, 582556, 649774, 993772, 1299548, 1893307, 3229759, 3786614, 4223531, 6459518, 7573228, 8447062, 12919036, 16894124, 54905903, 109811806, 219623612]

約数ペア:

[(1, 219623612), (2, 109811806), (4, 54905903), (13, 16894124), (17, 12919036), (26, 8447062), (29, 7573228), (34, 6459518), (52, 4223531), (58, 3786614), (68, 3229759), (116, 1893307), (169, 1299548), (221, 993772), (338, 649774), (377, 582556), (442, 496886), (493, 445484), (659, 333268), (676, 324887), (754, 291278), (884, 248443), (986, 222742), (1318, 166634), (1508, 145639), (1972, 111371), (2636, 83317), (2873, 76444), (4901, 44812), (5746, 38222), (6409, 34268), (8567, 25636), (9802, 22406), (11203, 19604), (11492, 19111), (12818, 17134)]