28302477

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 16487283

約数列:

[1, 3, 7, 21, 53, 59, 159, 177, 371, 413, 431, 1113, 1239, 1293, 3017, 3127, 9051, 9381, 21889, 22843, 25429, 65667, 68529, 76287, 159901, 178003, 479703, 534009, 1347737, 4043211, 9434159, 28302477]

約数ペア:

[(1, 28302477), (3, 9434159), (7, 4043211), (21, 1347737), (53, 534009), (59, 479703), (159, 178003), (177, 159901), (371, 76287), (413, 68529), (431, 65667), (1113, 25429), (1239, 22843), (1293, 21889), (3017, 9381), (3127, 9051)]