221844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 627200

約数和(自身を除く): 405356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 139, 228, 266, 278, 399, 417, 532, 556, 798, 834, 973, 1596, 1668, 1946, 2641, 2919, 3892, 5282, 5838, 7923, 10564, 11676, 15846, 18487, 31692, 36974, 55461, 73948, 110922, 221844]

約数ペア:

[(1, 221844), (2, 110922), (3, 73948), (4, 55461), (6, 36974), (7, 31692), (12, 18487), (14, 15846), (19, 11676), (21, 10564), (28, 7923), (38, 5838), (42, 5282), (57, 3892), (76, 2919), (84, 2641), (114, 1946), (133, 1668), (139, 1596), (228, 973), (266, 834), (278, 798), (399, 556), (417, 532)]