43218978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 100030464

約数和(自身を除く): 56811486

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 71, 138, 142, 213, 253, 401, 426, 506, 759, 781, 802, 1203, 1518, 1562, 1633, 2343, 2406, 3266, 4411, 4686, 4899, 8822, 9223, 9798, 13233, 17963, 18446, 26466, 27669, 28471, 35926, 53889, 55338, 56942, 85413, 101453, 107778, 170826, 202906, 304359, 313181, 608718, 626362, 654833, 939543, 1309666, 1879086, 1964499, 3928998, 7203163, 14406326, 21609489, 43218978]

約数ペア:

[(1, 43218978), (2, 21609489), (3, 14406326), (6, 7203163), (11, 3928998), (22, 1964499), (23, 1879086), (33, 1309666), (46, 939543), (66, 654833), (69, 626362), (71, 608718), (138, 313181), (142, 304359), (213, 202906), (253, 170826), (401, 107778), (426, 101453), (506, 85413), (759, 56942), (781, 55338), (802, 53889), (1203, 35926), (1518, 28471), (1562, 27669), (1633, 26466), (2343, 18446), (2406, 17963), (3266, 13233), (4411, 9798), (4686, 9223), (4899, 8822)]