40198263

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 63936000

約数和(自身を除く): 23737737

約数列:

[1, 3, 7, 21, 29, 87, 149, 203, 443, 447, 609, 1043, 1329, 3101, 3129, 4321, 9303, 12847, 12963, 30247, 38541, 66007, 89929, 90741, 198021, 269787, 462049, 1386147, 1914203, 5742609, 13399421, 40198263]

約数ペア:

[(1, 40198263), (3, 13399421), (7, 5742609), (21, 1914203), (29, 1386147), (87, 462049), (149, 269787), (203, 198021), (443, 90741), (447, 89929), (609, 66007), (1043, 38541), (1329, 30247), (3101, 12963), (3129, 12847), (4321, 9303)]