672228

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 36

約数和(自身を含む): 1729728

約数和(自身を除く): 1057500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 263, 284, 426, 526, 639, 789, 852, 1052, 1278, 1578, 2367, 2556, 3156, 4734, 9468, 18673, 37346, 56019, 74692, 112038, 168057, 224076, 336114, 672228]

約数ペア:

[(1, 672228), (2, 336114), (3, 224076), (4, 168057), (6, 112038), (9, 74692), (12, 56019), (18, 37346), (36, 18673), (71, 9468), (142, 4734), (213, 3156), (263, 2556), (284, 2367), (426, 1578), (526, 1278), (639, 1052), (789, 852)]