161738265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{19289}}^1$

素因数の和:19353

約数の個数: 32

約数和(自身を含む): 285183360

約数和(自身を除く): 123445095

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 19289, 57867, 96445, 250757, 289335, 752271, 829427, 1253785, 2488281, 3761355, 4147135, 10782551, 12441405, 32347653, 53912755, 161738265]

約数ペア:

[(1, 161738265), (3, 53912755), (5, 32347653), (13, 12441405), (15, 10782551), (39, 4147135), (43, 3761355), (65, 2488281), (129, 1253785), (195, 829427), (215, 752271), (559, 289335), (645, 250757), (1677, 96445), (2795, 57867), (8385, 19289)]