690405513

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1789}}^1$

素因数の和:1886

約数の個数: 64

約数和(自身を含む): 1187758080

約数和(自身を除く): 497352567

約数列:

[1, 3, 7, 17, 21, 23, 47, 51, 69, 119, 141, 161, 329, 357, 391, 483, 799, 987, 1081, 1173, 1789, 2397, 2737, 3243, 5367, 5593, 7567, 8211, 12523, 16779, 18377, 22701, 30413, 37569, 41147, 55131, 84083, 91239, 123441, 128639, 212891, 252249, 288029, 385917, 588581, 638673, 699499, 864087, 1429411, 1765743, 1933909, 2098497, 4288233, 4896493, 5801727, 10005877, 13537363, 14689479, 30017631, 32876453, 40612089, 98629359, 230135171, 690405513]

約数ペア:

[(1, 690405513), (3, 230135171), (7, 98629359), (17, 40612089), (21, 32876453), (23, 30017631), (47, 14689479), (51, 13537363), (69, 10005877), (119, 5801727), (141, 4896493), (161, 4288233), (329, 2098497), (357, 1933909), (391, 1765743), (483, 1429411), (799, 864087), (987, 699499), (1081, 638673), (1173, 588581), (1789, 385917), (2397, 288029), (2737, 252249), (3243, 212891), (5367, 128639), (5593, 123441), (7567, 91239), (8211, 84083), (12523, 55131), (16779, 41147), (18377, 37569), (22701, 30413)]