157218381

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{373}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 238043520

約数和(自身を除く): 80825139

約数列:

[1, 3, 9, 27, 67, 201, 233, 373, 603, 699, 1119, 1809, 2097, 3357, 6291, 10071, 15611, 24991, 46833, 74973, 86909, 140499, 224919, 260727, 421497, 674757, 782181, 2346543, 5822903, 17468709, 52406127, 157218381]

約数ペア:

[(1, 157218381), (3, 52406127), (9, 17468709), (27, 5822903), (67, 2346543), (201, 782181), (233, 674757), (373, 421497), (603, 260727), (699, 224919), (1119, 140499), (1809, 86909), (2097, 74973), (3357, 46833), (6291, 24991), (10071, 15611)]