30528515

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 40037712

約数和(自身を除く): 9509197

約数列:

[1, 5, 17, 37, 85, 185, 289, 571, 629, 1445, 2855, 3145, 9707, 10693, 21127, 48535, 53465, 105635, 165019, 359159, 825095, 1795795, 6105703, 30528515]

約数ペア:

[(1, 30528515), (5, 6105703), (17, 1795795), (37, 825095), (85, 359159), (185, 165019), (289, 105635), (571, 53465), (629, 48535), (1445, 21127), (2855, 10693), (3145, 9707)]