221497668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{46261}}^1$

素因数の和:46297

約数の個数: 72

約数和(自身を含む): 673574720

約数和(自身を除く): 452077052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 46261, 92522, 138783, 185044, 277566, 323827, 416349, 555132, 647654, 832698, 878959, 971481, 1295308, 1665396, 1757918, 1942962, 2636877, 2914443, 3515836, 3885924, 5273754, 5828886, 6152713, 7910631, 10547508, 11657772, 12305426, 15821262, 18458139, 24610852, 31642524, 36916278, 55374417, 73832556, 110748834, 221497668]

約数ペア:

[(1, 221497668), (2, 110748834), (3, 73832556), (4, 55374417), (6, 36916278), (7, 31642524), (9, 24610852), (12, 18458139), (14, 15821262), (18, 12305426), (19, 11657772), (21, 10547508), (28, 7910631), (36, 6152713), (38, 5828886), (42, 5273754), (57, 3885924), (63, 3515836), (76, 2914443), (84, 2636877), (114, 1942962), (126, 1757918), (133, 1665396), (171, 1295308), (228, 971481), (252, 878959), (266, 832698), (342, 647654), (399, 555132), (532, 416349), (684, 323827), (798, 277566), (1197, 185044), (1596, 138783), (2394, 92522), (4788, 46261)]