291095896

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1$

素因数の和:633

約数の個数: 128

約数和(自身を含む): 729146880

約数和(自身を除く): 438050984

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 43, 52, 56, 68, 86, 91, 104, 119, 136, 172, 182, 221, 238, 301, 344, 364, 442, 476, 547, 559, 602, 728, 731, 884, 952, 1094, 1118, 1204, 1462, 1547, 1768, 2188, 2236, 2408, 2924, 3094, 3829, 3913, 4376, 4472, 5117, 5848, 6188, 7111, 7658, 7826, 9299, 9503, 10234, 12376, 14222, 15316, 15652, 18598, 19006, 20468, 23521, 28444, 30632, 31304, 37196, 38012, 40936, 47042, 49777, 56888, 65093, 66521, 74392, 76024, 94084, 99554, 120887, 130186, 133042, 164647, 188168, 199108, 241774, 260372, 266084, 305773, 329294, 398216, 399857, 483548, 520744, 532168, 611546, 658588, 799714, 846209, 967096, 1223092, 1317176, 1599428, 1692418, 2140411, 2446184, 2798999, 3198856, 3384836, 4280822, 5198141, 5597998, 6769672, 8561644, 10396282, 11195996, 17123288, 20792564, 22391992, 36386987, 41585128, 72773974, 145547948, 291095896]

約数ペア:

[(1, 291095896), (2, 145547948), (4, 72773974), (7, 41585128), (8, 36386987), (13, 22391992), (14, 20792564), (17, 17123288), (26, 11195996), (28, 10396282), (34, 8561644), (43, 6769672), (52, 5597998), (56, 5198141), (68, 4280822), (86, 3384836), (91, 3198856), (104, 2798999), (119, 2446184), (136, 2140411), (172, 1692418), (182, 1599428), (221, 1317176), (238, 1223092), (301, 967096), (344, 846209), (364, 799714), (442, 658588), (476, 611546), (547, 532168), (559, 520744), (602, 483548), (728, 399857), (731, 398216), (884, 329294), (952, 305773), (1094, 266084), (1118, 260372), (1204, 241774), (1462, 199108), (1547, 188168), (1768, 164647), (2188, 133042), (2236, 130186), (2408, 120887), (2924, 99554), (3094, 94084), (3829, 76024), (3913, 74392), (4376, 66521), (4472, 65093), (5117, 56888), (5848, 49777), (6188, 47042), (7111, 40936), (7658, 38012), (7826, 37196), (9299, 31304), (9503, 30632), (10234, 28444), (12376, 23521), (14222, 20468), (15316, 19006), (15652, 18598)]