221513208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{1213}}^1$

素因数の和:2316

約数の個数: 64

約数和(自身を含む): 633999360

約数和(自身を除く): 412486152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1087, 1213, 2174, 2426, 3261, 3639, 4348, 4852, 6522, 7278, 7609, 8491, 8696, 9704, 13044, 14556, 15218, 16982, 22827, 25473, 26088, 29112, 30436, 33964, 45654, 50946, 60872, 67928, 91308, 101892, 182616, 203784, 1318531, 2637062, 3955593, 5274124, 7911186, 9229717, 10548248, 15822372, 18459434, 27689151, 31644744, 36918868, 55378302, 73837736, 110756604, 221513208]

約数ペア:

[(1, 221513208), (2, 110756604), (3, 73837736), (4, 55378302), (6, 36918868), (7, 31644744), (8, 27689151), (12, 18459434), (14, 15822372), (21, 10548248), (24, 9229717), (28, 7911186), (42, 5274124), (56, 3955593), (84, 2637062), (168, 1318531), (1087, 203784), (1213, 182616), (2174, 101892), (2426, 91308), (3261, 67928), (3639, 60872), (4348, 50946), (4852, 45654), (6522, 33964), (7278, 30436), (7609, 29112), (8491, 26088), (8696, 25473), (9704, 22827), (13044, 16982), (14556, 15218)]