30761913

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 50787072

約数和(自身を除く): 20025159

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 281, 401, 843, 1203, 1967, 2807, 3653, 5213, 5901, 8421, 10959, 15639, 25571, 36491, 76713, 109473, 112681, 338043, 788767, 1464853, 2366301, 4394559, 10253971, 30761913]

約数ペア:

[(1, 30761913), (3, 10253971), (7, 4394559), (13, 2366301), (21, 1464853), (39, 788767), (91, 338043), (273, 112681), (281, 109473), (401, 76713), (843, 36491), (1203, 25571), (1967, 15639), (2807, 10959), (3653, 8421), (5213, 5901)]