654948

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 1991808

約数和(自身を除く): 1336860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 113, 126, 138, 161, 207, 226, 252, 276, 322, 339, 414, 452, 483, 644, 678, 791, 828, 966, 1017, 1356, 1449, 1582, 1932, 2034, 2373, 2599, 2898, 3164, 4068, 4746, 5198, 5796, 7119, 7797, 9492, 10396, 14238, 15594, 18193, 23391, 28476, 31188, 36386, 46782, 54579, 72772, 93564, 109158, 163737, 218316, 327474, 654948]

約数ペア:

[(1, 654948), (2, 327474), (3, 218316), (4, 163737), (6, 109158), (7, 93564), (9, 72772), (12, 54579), (14, 46782), (18, 36386), (21, 31188), (23, 28476), (28, 23391), (36, 18193), (42, 15594), (46, 14238), (63, 10396), (69, 9492), (84, 7797), (92, 7119), (113, 5796), (126, 5198), (138, 4746), (161, 4068), (207, 3164), (226, 2898), (252, 2599), (276, 2373), (322, 2034), (339, 1932), (414, 1582), (452, 1449), (483, 1356), (644, 1017), (678, 966), (791, 828)]