197489196

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1129}}^1$

素因数の和:1295

約数の個数: 72

約数和(自身を含む): 515795280

約数和(自身を除く): 318306084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 113, 129, 172, 226, 258, 339, 387, 452, 516, 678, 774, 1017, 1129, 1356, 1548, 2034, 2258, 3387, 4068, 4516, 4859, 6774, 9718, 10161, 13548, 14577, 19436, 20322, 29154, 40644, 43731, 48547, 58308, 87462, 97094, 127577, 145641, 174924, 194188, 255154, 291282, 382731, 436923, 510308, 582564, 765462, 873846, 1148193, 1530924, 1747692, 2296386, 4592772, 5485811, 10971622, 16457433, 21943244, 32914866, 49372299, 65829732, 98744598, 197489196]

約数ペア:

[(1, 197489196), (2, 98744598), (3, 65829732), (4, 49372299), (6, 32914866), (9, 21943244), (12, 16457433), (18, 10971622), (36, 5485811), (43, 4592772), (86, 2296386), (113, 1747692), (129, 1530924), (172, 1148193), (226, 873846), (258, 765462), (339, 582564), (387, 510308), (452, 436923), (516, 382731), (678, 291282), (774, 255154), (1017, 194188), (1129, 174924), (1356, 145641), (1548, 127577), (2034, 97094), (2258, 87462), (3387, 58308), (4068, 48547), (4516, 43731), (4859, 40644), (6774, 29154), (9718, 20322), (10161, 19436), (13548, 14577)]