7121816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 15167040

約数和(自身を除く): 8045224

約数列:

[1, 2, 4, 8, 13, 26, 31, 47, 52, 62, 94, 104, 124, 188, 248, 376, 403, 611, 806, 1222, 1457, 1612, 2209, 2444, 2914, 3224, 4418, 4888, 5828, 8836, 11656, 17672, 18941, 28717, 37882, 57434, 68479, 75764, 114868, 136958, 151528, 229736, 273916, 547832, 890227, 1780454, 3560908, 7121816]

約数ペア:

[(1, 7121816), (2, 3560908), (4, 1780454), (8, 890227), (13, 547832), (26, 273916), (31, 229736), (47, 151528), (52, 136958), (62, 114868), (94, 75764), (104, 68479), (124, 57434), (188, 37882), (248, 28717), (376, 18941), (403, 17672), (611, 11656), (806, 8836), (1222, 5828), (1457, 4888), (1612, 4418), (2209, 3224), (2444, 2914)]