28459188

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 83166720

約数和(自身を除く): 54707532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 27, 36, 38, 46, 54, 57, 67, 69, 76, 81, 92, 108, 114, 134, 138, 162, 171, 201, 207, 228, 243, 268, 276, 324, 342, 402, 414, 437, 486, 513, 603, 621, 684, 804, 828, 874, 972, 1026, 1206, 1242, 1273, 1311, 1539, 1541, 1748, 1809, 1863, 2052, 2412, 2484, 2546, 2622, 3078, 3082, 3618, 3726, 3819, 3933, 4617, 4623, 5092, 5244, 5427, 5589, 6156, 6164, 7236, 7452, 7638, 7866, 9234, 9246, 10854, 11178, 11457, 11799, 13869, 15276, 15732, 16281, 18468, 18492, 21708, 22356, 22914, 23598, 27738, 29279, 32562, 34371, 35397, 41607, 45828, 47196, 55476, 58558, 65124, 68742, 70794, 83214, 87837, 103113, 106191, 117116, 124821, 137484, 141588, 166428, 175674, 206226, 212382, 249642, 263511, 309339, 351348, 374463, 412452, 424764, 499284, 527022, 618678, 748926, 790533, 1054044, 1237356, 1497852, 1581066, 2371599, 3162132, 4743198, 7114797, 9486396, 14229594, 28459188]

約数ペア:

[(1, 28459188), (2, 14229594), (3, 9486396), (4, 7114797), (6, 4743198), (9, 3162132), (12, 2371599), (18, 1581066), (19, 1497852), (23, 1237356), (27, 1054044), (36, 790533), (38, 748926), (46, 618678), (54, 527022), (57, 499284), (67, 424764), (69, 412452), (76, 374463), (81, 351348), (92, 309339), (108, 263511), (114, 249642), (134, 212382), (138, 206226), (162, 175674), (171, 166428), (201, 141588), (207, 137484), (228, 124821), (243, 117116), (268, 106191), (276, 103113), (324, 87837), (342, 83214), (402, 70794), (414, 68742), (437, 65124), (486, 58558), (513, 55476), (603, 47196), (621, 45828), (684, 41607), (804, 35397), (828, 34371), (874, 32562), (972, 29279), (1026, 27738), (1206, 23598), (1242, 22914), (1273, 22356), (1311, 21708), (1539, 18492), (1541, 18468), (1748, 16281), (1809, 15732), (1863, 15276), (2052, 13869), (2412, 11799), (2484, 11457), (2546, 11178), (2622, 10854), (3078, 9246), (3082, 9234), (3618, 7866), (3726, 7638), (3819, 7452), (3933, 7236), (4617, 6164), (4623, 6156), (5092, 5589), (5244, 5427)]