28030941

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 40

約数和(自身を含む): 44140800

約数和(自身を除く): 16109859

約数列:

[1, 3, 9, 27, 37, 47, 81, 111, 141, 199, 333, 423, 597, 999, 1269, 1739, 1791, 2997, 3807, 5217, 5373, 7363, 9353, 15651, 16119, 22089, 28059, 46953, 66267, 84177, 140859, 198801, 252531, 346061, 596403, 757593, 1038183, 3114549, 9343647, 28030941]

約数ペア:

[(1, 28030941), (3, 9343647), (9, 3114549), (27, 1038183), (37, 757593), (47, 596403), (81, 346061), (111, 252531), (141, 198801), (199, 140859), (333, 84177), (423, 66267), (597, 46953), (999, 28059), (1269, 22089), (1739, 16119), (1791, 15651), (2997, 9353), (3807, 7363), (5217, 5373)]