40388418

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4391}}^1$

素因数の和:4479

約数の個数: 48

約数和(自身を含む): 101402496

約数和(自身を除く): 61014078

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 3066, 4391, 4599, 8782, 9198, 13173, 26346, 30737, 39519, 61474, 79038, 92211, 184422, 276633, 320543, 553266, 641086, 961629, 1923258, 2243801, 2884887, 4487602, 5769774, 6731403, 13462806, 20194209, 40388418]

約数ペア:

[(1, 40388418), (2, 20194209), (3, 13462806), (6, 6731403), (7, 5769774), (9, 4487602), (14, 2884887), (18, 2243801), (21, 1923258), (42, 961629), (63, 641086), (73, 553266), (126, 320543), (146, 276633), (219, 184422), (438, 92211), (511, 79038), (657, 61474), (1022, 39519), (1314, 30737), (1533, 26346), (3066, 13173), (4391, 9198), (4599, 8782)]