721872

素因数分解:

$2^4\times 3^4\times {\mathrm{557}}^1$

素因数の和:577

約数の個数: 50

約数和(自身を含む): 2093058

約数和(自身を除く): 1371186

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 557, 648, 1114, 1296, 1671, 2228, 3342, 4456, 5013, 6684, 8912, 10026, 13368, 15039, 20052, 26736, 30078, 40104, 45117, 60156, 80208, 90234, 120312, 180468, 240624, 360936, 721872]

約数ペア:

[(1, 721872), (2, 360936), (3, 240624), (4, 180468), (6, 120312), (8, 90234), (9, 80208), (12, 60156), (16, 45117), (18, 40104), (24, 30078), (27, 26736), (36, 20052), (48, 15039), (54, 13368), (72, 10026), (81, 8912), (108, 6684), (144, 5013), (162, 4456), (216, 3342), (324, 2228), (432, 1671), (557, 1296), (648, 1114)]