1211254728385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{10987}}^1\times {\mathrm{11383}}^1$

素因数の和:22537

約数の個数: 32

約数和(自身を含む): 1576101139200

約数和(自身を除く): 364846410815

約数列:

[1, 5, 13, 65, 149, 745, 1937, 9685, 10987, 11383, 54935, 56915, 142831, 147979, 714155, 739895, 1637063, 1696067, 8185315, 8480335, 21281819, 22048871, 106409095, 110244355, 125065021, 625325105, 1625845273, 8129226365, 18634688129, 93173440645, 242250945677, 1211254728385]

約数ペア:

[(1, 1211254728385), (5, 242250945677), (13, 93173440645), (65, 18634688129), (149, 8129226365), (745, 1625845273), (1937, 625325105), (9685, 125065021), (10987, 110244355), (11383, 106409095), (54935, 22048871), (56915, 21281819), (142831, 8480335), (147979, 8185315), (714155, 1696067), (739895, 1637063)]