15704789724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{780401}}^1$

素因数の和:780467

約数の個数: 72

約数和(自身を含む): 43746214512

約数和(自身を除く): 28041424788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124, 780401, 1560802, 2341203, 3121604, 4682406, 7023609, 9364812, 10145213, 14047218, 20290426, 28094436, 30435639, 33557243, 40580852, 60871278, 67114486, 91306917, 100671729, 121742556, 134228972, 182613834, 201343458, 302015187, 365227668, 402686916, 436244159, 604030374, 872488318, 1208060748, 1308732477, 1744976636, 2617464954, 3926197431, 5234929908, 7852394862, 15704789724]

約数ペア:

[(1, 15704789724), (2, 7852394862), (3, 5234929908), (4, 3926197431), (6, 2617464954), (9, 1744976636), (12, 1308732477), (13, 1208060748), (18, 872488318), (26, 604030374), (36, 436244159), (39, 402686916), (43, 365227668), (52, 302015187), (78, 201343458), (86, 182613834), (117, 134228972), (129, 121742556), (156, 100671729), (172, 91306917), (234, 67114486), (258, 60871278), (387, 40580852), (468, 33557243), (516, 30435639), (559, 28094436), (774, 20290426), (1118, 14047218), (1548, 10145213), (1677, 9364812), (2236, 7023609), (3354, 4682406), (5031, 3121604), (6708, 2341203), (10062, 1560802), (20124, 780401)]