17977284

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 49533120

約数和(自身を除く): 31555836

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 107, 117, 156, 214, 234, 321, 359, 428, 468, 642, 718, 963, 1077, 1284, 1391, 1436, 1926, 2154, 2782, 3231, 3852, 4173, 4308, 4667, 5564, 6462, 8346, 9334, 12519, 12924, 14001, 16692, 18668, 25038, 28002, 38413, 42003, 50076, 56004, 76826, 84006, 115239, 153652, 168012, 230478, 345717, 460956, 499369, 691434, 998738, 1382868, 1498107, 1997476, 2996214, 4494321, 5992428, 8988642, 17977284]

約数ペア:

[(1, 17977284), (2, 8988642), (3, 5992428), (4, 4494321), (6, 2996214), (9, 1997476), (12, 1498107), (13, 1382868), (18, 998738), (26, 691434), (36, 499369), (39, 460956), (52, 345717), (78, 230478), (107, 168012), (117, 153652), (156, 115239), (214, 84006), (234, 76826), (321, 56004), (359, 50076), (428, 42003), (468, 38413), (642, 28002), (718, 25038), (963, 18668), (1077, 16692), (1284, 14001), (1391, 12924), (1436, 12519), (1926, 9334), (2154, 8346), (2782, 6462), (3231, 5564), (3852, 4667), (4173, 4308)]