218367969

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2203}}^1$

素因数の和:2309

約数の個数: 32

約数和(自身を含む): 321607680

約数和(自身を除く): 103239711

約数列:

[1, 3, 19, 37, 47, 57, 111, 141, 703, 893, 1739, 2109, 2203, 2679, 5217, 6609, 33041, 41857, 81511, 99123, 103541, 125571, 244533, 310623, 1548709, 1967279, 3831017, 4646127, 5901837, 11493051, 72789323, 218367969]

約数ペア:

[(1, 218367969), (3, 72789323), (19, 11493051), (37, 5901837), (47, 4646127), (57, 3831017), (111, 1967279), (141, 1548709), (703, 310623), (893, 244533), (1739, 125571), (2109, 103541), (2203, 99123), (2679, 81511), (5217, 41857), (6609, 33041)]