780012

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:518

約数の個数: 36

約数和(自身を含む): 2018016

約数和(自身を除く): 1238004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 461, 564, 846, 922, 1383, 1692, 1844, 2766, 4149, 5532, 8298, 16596, 21667, 43334, 65001, 86668, 130002, 195003, 260004, 390006, 780012]

約数ペア:

[(1, 780012), (2, 390006), (3, 260004), (4, 195003), (6, 130002), (9, 86668), (12, 65001), (18, 43334), (36, 21667), (47, 16596), (94, 8298), (141, 5532), (188, 4149), (282, 2766), (423, 1844), (461, 1692), (564, 1383), (846, 922)]