1209812138

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{4493}}^1$

素因数の和:4670

約数の個数: 32

約数和(自身を含む): 1936230912

約数和(自身を除く): 726418774

約数列:

[1, 2, 31, 43, 62, 86, 101, 202, 1333, 2666, 3131, 4343, 4493, 6262, 8686, 8986, 134633, 139283, 193199, 269266, 278566, 386398, 453793, 907586, 5989169, 11978338, 14067583, 19513099, 28135166, 39026198, 604906069, 1209812138]

約数ペア:

[(1, 1209812138), (2, 604906069), (31, 39026198), (43, 28135166), (62, 19513099), (86, 14067583), (101, 11978338), (202, 5989169), (1333, 907586), (2666, 453793), (3131, 386398), (4343, 278566), (4493, 269266), (6262, 193199), (8686, 139283), (8986, 134633)]