40198665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{977}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 69664896

約数和(自身を除く): 29466231

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 211, 633, 977, 1055, 2743, 2931, 3165, 4885, 8229, 12701, 13715, 14655, 38103, 41145, 63505, 190515, 206147, 618441, 1030735, 2679911, 3092205, 8039733, 13399555, 40198665]

約数ペア:

[(1, 40198665), (3, 13399555), (5, 8039733), (13, 3092205), (15, 2679911), (39, 1030735), (65, 618441), (195, 206147), (211, 190515), (633, 63505), (977, 41145), (1055, 38103), (2743, 14655), (2931, 13715), (3165, 12701), (4885, 8229)]