30809715

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1291}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 51845376

約数和(自身を除く): 21035661

約数列:

[1, 3, 5, 15, 37, 43, 111, 129, 185, 215, 555, 645, 1291, 1591, 3873, 4773, 6455, 7955, 19365, 23865, 47767, 55513, 143301, 166539, 238835, 277565, 716505, 832695, 2053981, 6161943, 10269905, 30809715]

約数ペア:

[(1, 30809715), (3, 10269905), (5, 6161943), (15, 2053981), (37, 832695), (43, 716505), (111, 277565), (129, 238835), (185, 166539), (215, 143301), (555, 55513), (645, 47767), (1291, 23865), (1591, 19365), (3873, 7955), (4773, 6455)]