287729532

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1399}}^1$

素因数の和:1635

約数の個数: 72

約数和(自身を含む): 756756000

約数和(自身を除く): 469026468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 197, 261, 348, 394, 522, 591, 788, 1044, 1182, 1399, 1773, 2364, 2798, 3546, 4197, 5596, 5713, 7092, 8394, 11426, 12591, 16788, 17139, 22852, 25182, 34278, 40571, 50364, 51417, 68556, 81142, 102834, 121713, 162284, 205668, 243426, 275603, 365139, 486852, 551206, 730278, 826809, 1102412, 1460556, 1653618, 2480427, 3307236, 4960854, 7992487, 9921708, 15984974, 23977461, 31969948, 47954922, 71932383, 95909844, 143864766, 287729532]

約数ペア:

[(1, 287729532), (2, 143864766), (3, 95909844), (4, 71932383), (6, 47954922), (9, 31969948), (12, 23977461), (18, 15984974), (29, 9921708), (36, 7992487), (58, 4960854), (87, 3307236), (116, 2480427), (174, 1653618), (197, 1460556), (261, 1102412), (348, 826809), (394, 730278), (522, 551206), (591, 486852), (788, 365139), (1044, 275603), (1182, 243426), (1399, 205668), (1773, 162284), (2364, 121713), (2798, 102834), (3546, 81142), (4197, 68556), (5596, 51417), (5713, 50364), (7092, 40571), (8394, 34278), (11426, 25182), (12591, 22852), (16788, 17139)]