123390210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{31397}}^1$

素因数の和:31538

約数の個数: 32

約数和(自身を含む): 298406592

約数和(自身を除く): 175016382

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 31397, 62794, 94191, 156985, 188382, 313970, 470955, 941910, 4113007, 8226014, 12339021, 20565035, 24678042, 41130070, 61695105, 123390210]

約数ペア:

[(1, 123390210), (2, 61695105), (3, 41130070), (5, 24678042), (6, 20565035), (10, 12339021), (15, 8226014), (30, 4113007), (131, 941910), (262, 470955), (393, 313970), (655, 188382), (786, 156985), (1310, 94191), (1965, 62794), (3930, 31397)]