203931828

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{853}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 536226600

約数和(自身を除く): 332294772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 229, 261, 348, 458, 522, 687, 853, 916, 1044, 1374, 1706, 2061, 2559, 2748, 3412, 4122, 5118, 6641, 7677, 8244, 10236, 13282, 15354, 19923, 24737, 26564, 30708, 39846, 49474, 59769, 74211, 79692, 98948, 119538, 148422, 195337, 222633, 239076, 296844, 390674, 445266, 586011, 781348, 890532, 1172022, 1758033, 2344044, 3516066, 5664773, 7032132, 11329546, 16994319, 22659092, 33988638, 50982957, 67977276, 101965914, 203931828]

約数ペア:

[(1, 203931828), (2, 101965914), (3, 67977276), (4, 50982957), (6, 33988638), (9, 22659092), (12, 16994319), (18, 11329546), (29, 7032132), (36, 5664773), (58, 3516066), (87, 2344044), (116, 1758033), (174, 1172022), (229, 890532), (261, 781348), (348, 586011), (458, 445266), (522, 390674), (687, 296844), (853, 239076), (916, 222633), (1044, 195337), (1374, 148422), (1706, 119538), (2061, 98948), (2559, 79692), (2748, 74211), (3412, 59769), (4122, 49474), (5118, 39846), (6641, 30708), (7677, 26564), (8244, 24737), (10236, 19923), (13282, 15354)]