213533900

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{12343}}^1$

素因数の和:12530

約数の個数: 36

約数和(自身を含む): 466084752

約数和(自身を除く): 252550852

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 692, 865, 1730, 3460, 4325, 8650, 12343, 17300, 24686, 49372, 61715, 123430, 246860, 308575, 617150, 1234300, 2135339, 4270678, 8541356, 10676695, 21353390, 42706780, 53383475, 106766950, 213533900]

約数ペア:

[(1, 213533900), (2, 106766950), (4, 53383475), (5, 42706780), (10, 21353390), (20, 10676695), (25, 8541356), (50, 4270678), (100, 2135339), (173, 1234300), (346, 617150), (692, 308575), (865, 246860), (1730, 123430), (3460, 61715), (4325, 49372), (8650, 24686), (12343, 17300)]