7881484

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 36

約数和(自身を含む): 15218280

約数和(自身を除く): 7336796

約数列:

[1, 2, 4, 13, 26, 52, 89, 131, 169, 178, 262, 338, 356, 524, 676, 1157, 1703, 2314, 3406, 4628, 6812, 11659, 15041, 22139, 23318, 30082, 44278, 46636, 60164, 88556, 151567, 303134, 606268, 1970371, 3940742, 7881484]

約数ペア:

[(1, 7881484), (2, 3940742), (4, 1970371), (13, 606268), (26, 303134), (52, 151567), (89, 88556), (131, 60164), (169, 46636), (178, 44278), (262, 30082), (338, 23318), (356, 22139), (524, 15041), (676, 11659), (1157, 6812), (1703, 4628), (2314, 3406)]