213570870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{309523}}^1$

素因数の和:309556

約数の個数: 32

約数和(自身を含む): 534857472

約数和(自身を除く): 321286602

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 309523, 619046, 928569, 1547615, 1857138, 3095230, 4642845, 7119029, 9285690, 14238058, 21357087, 35595145, 42714174, 71190290, 106785435, 213570870]

約数ペア:

[(1, 213570870), (2, 106785435), (3, 71190290), (5, 42714174), (6, 35595145), (10, 21357087), (15, 14238058), (23, 9285690), (30, 7119029), (46, 4642845), (69, 3095230), (115, 1857138), (138, 1547615), (230, 928569), (345, 619046), (690, 309523)]