198747015

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{367}}^1\times {\mathrm{457}}^1$

素因数の和:911

約数の個数: 32

約数和(自身を含む): 323604480

約数和(自身を除く): 124857465

約数列:

[1, 3, 5, 15, 79, 237, 367, 395, 457, 1101, 1185, 1371, 1835, 2285, 5505, 6855, 28993, 36103, 86979, 108309, 144965, 167719, 180515, 434895, 503157, 541545, 838595, 2515785, 13249801, 39749403, 66249005, 198747015]

約数ペア:

[(1, 198747015), (3, 66249005), (5, 39749403), (15, 13249801), (79, 2515785), (237, 838595), (367, 541545), (395, 503157), (457, 434895), (1101, 180515), (1185, 167719), (1371, 144965), (1835, 108309), (2285, 86979), (5505, 36103), (6855, 28993)]