199118712

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{638201}}^1$

素因数の和:638223

約数の個数: 32

約数和(自身を含む): 536089680

約数和(自身を除く): 336970968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 638201, 1276402, 1914603, 2552804, 3829206, 5105608, 7658412, 8296613, 15316824, 16593226, 24889839, 33186452, 49779678, 66372904, 99559356, 199118712]

約数ペア:

[(1, 199118712), (2, 99559356), (3, 66372904), (4, 49779678), (6, 33186452), (8, 24889839), (12, 16593226), (13, 15316824), (24, 8296613), (26, 7658412), (39, 5105608), (52, 3829206), (78, 2552804), (104, 1914603), (156, 1276402), (312, 638201)]