72671505

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{367}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 119691264

約数和(自身を除く): 47019759

約数列:

[1, 3, 5, 15, 43, 129, 215, 307, 367, 645, 921, 1101, 1535, 1835, 4605, 5505, 13201, 15781, 39603, 47343, 66005, 78905, 112669, 198015, 236715, 338007, 563345, 1690035, 4844767, 14534301, 24223835, 72671505]

約数ペア:

[(1, 72671505), (3, 24223835), (5, 14534301), (15, 4844767), (43, 1690035), (129, 563345), (215, 338007), (307, 236715), (367, 198015), (645, 112669), (921, 78905), (1101, 66005), (1535, 47343), (1835, 39603), (4605, 15781), (5505, 13201)]