1278903086

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{1427}}^1\times {\mathrm{19483}}^1$

素因数の和:20935

約数の個数: 16

約数和(自身を含む): 2003266944

約数和(自身を除く): 724363858

約数列:

[1, 2, 23, 46, 1427, 2854, 19483, 32821, 38966, 65642, 448109, 896218, 27802241, 55604482, 639451543, 1278903086]

約数ペア:

[(1, 1278903086), (2, 639451543), (23, 55604482), (46, 27802241), (1427, 896218), (2854, 448109), (19483, 65642), (32821, 38966)]