3898734

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 9234000

約数和(自身を除く): 5335266

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 89, 98, 147, 149, 178, 267, 294, 298, 447, 534, 623, 894, 1043, 1246, 1869, 2086, 3129, 3738, 4361, 6258, 7301, 8722, 13083, 13261, 14602, 21903, 26166, 26522, 39783, 43806, 79566, 92827, 185654, 278481, 556962, 649789, 1299578, 1949367, 3898734]

約数ペア:

[(1, 3898734), (2, 1949367), (3, 1299578), (6, 649789), (7, 556962), (14, 278481), (21, 185654), (42, 92827), (49, 79566), (89, 43806), (98, 39783), (147, 26522), (149, 26166), (178, 21903), (267, 14602), (294, 13261), (298, 13083), (447, 8722), (534, 7301), (623, 6258), (894, 4361), (1043, 3738), (1246, 3129), (1869, 2086)]