3970746

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 48

約数和(自身を含む): 9434880

約数和(自身を除く): 5464134

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 239, 426, 478, 639, 717, 923, 1278, 1434, 1846, 2151, 2769, 3107, 4302, 5538, 6214, 8307, 9321, 16614, 16969, 18642, 27963, 33938, 50907, 55926, 101814, 152721, 220597, 305442, 441194, 661791, 1323582, 1985373, 3970746]

約数ペア:

[(1, 3970746), (2, 1985373), (3, 1323582), (6, 661791), (9, 441194), (13, 305442), (18, 220597), (26, 152721), (39, 101814), (71, 55926), (78, 50907), (117, 33938), (142, 27963), (213, 18642), (234, 16969), (239, 16614), (426, 9321), (478, 8307), (639, 6214), (717, 5538), (923, 4302), (1278, 3107), (1434, 2769), (1846, 2151)]