205503708

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{887}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 492307200

約数和(自身を除く): 286803492

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 449, 516, 887, 898, 1347, 1774, 1796, 2661, 2694, 3548, 5322, 5388, 10644, 19307, 38141, 38614, 57921, 76282, 77228, 114423, 115842, 152564, 228846, 231684, 398263, 457692, 796526, 1194789, 1593052, 2389578, 4779156, 17125309, 34250618, 51375927, 68501236, 102751854, 205503708]

約数ペア:

[(1, 205503708), (2, 102751854), (3, 68501236), (4, 51375927), (6, 34250618), (12, 17125309), (43, 4779156), (86, 2389578), (129, 1593052), (172, 1194789), (258, 796526), (449, 457692), (516, 398263), (887, 231684), (898, 228846), (1347, 152564), (1774, 115842), (1796, 114423), (2661, 77228), (2694, 76282), (3548, 57921), (5322, 38614), (5388, 38141), (10644, 19307)]