726492728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1423}}^1\times {\mathrm{4909}}^1$

素因数の和:6351

約数の個数: 32

約数和(自身を含む): 1468286400

約数和(自身を除く): 741793672

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1423, 2846, 4909, 5692, 9818, 11384, 18499, 19636, 36998, 39272, 63817, 73996, 127634, 147992, 255268, 510536, 6985507, 13971014, 27942028, 55884056, 90811591, 181623182, 363246364, 726492728]

約数ペア:

[(1, 726492728), (2, 363246364), (4, 181623182), (8, 90811591), (13, 55884056), (26, 27942028), (52, 13971014), (104, 6985507), (1423, 510536), (2846, 255268), (4909, 147992), (5692, 127634), (9818, 73996), (11384, 63817), (18499, 39272), (19636, 36998)]