129963028

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 267841728

約数和(自身を除く): 137878700

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 169, 172, 221, 263, 338, 442, 526, 559, 676, 731, 884, 1052, 1118, 1462, 2236, 2873, 2924, 3419, 4471, 5746, 6838, 7267, 8942, 9503, 11309, 11492, 13676, 14534, 17884, 19006, 22618, 29068, 38012, 44447, 45236, 58123, 88894, 116246, 123539, 147017, 177788, 192253, 232492, 247078, 294034, 384506, 494156, 588068, 755599, 769012, 1511198, 1911221, 2499289, 3022396, 3822442, 4998578, 7644884, 9997156, 32490757, 64981514, 129963028]

約数ペア:

[(1, 129963028), (2, 64981514), (4, 32490757), (13, 9997156), (17, 7644884), (26, 4998578), (34, 3822442), (43, 3022396), (52, 2499289), (68, 1911221), (86, 1511198), (169, 769012), (172, 755599), (221, 588068), (263, 494156), (338, 384506), (442, 294034), (526, 247078), (559, 232492), (676, 192253), (731, 177788), (884, 147017), (1052, 123539), (1118, 116246), (1462, 88894), (2236, 58123), (2873, 45236), (2924, 44447), (3419, 38012), (4471, 29068), (5746, 22618), (6838, 19006), (7267, 17884), (8942, 14534), (9503, 13676), (11309, 11492)]