28882854

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:275

約数の個数: 144

約数和(自身を含む): 85896720

約数和(自身を除く): 57013866

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 49, 63, 66, 77, 78, 91, 98, 99, 117, 126, 143, 147, 154, 182, 198, 229, 231, 234, 273, 286, 294, 429, 441, 458, 462, 539, 546, 637, 687, 693, 819, 858, 882, 1001, 1078, 1274, 1287, 1374, 1386, 1603, 1617, 1638, 1911, 2002, 2061, 2519, 2574, 2977, 3003, 3206, 3234, 3822, 4122, 4809, 4851, 5038, 5733, 5954, 6006, 7007, 7557, 8931, 9009, 9618, 9702, 11221, 11466, 14014, 14427, 15114, 17633, 17862, 18018, 20839, 21021, 22442, 22671, 26793, 28854, 32747, 33663, 35266, 41678, 42042, 45342, 52899, 53586, 62517, 63063, 65494, 67326, 98241, 100989, 105798, 123431, 125034, 126126, 145873, 158697, 187551, 196482, 201978, 229229, 246862, 291746, 294723, 317394, 370293, 375102, 437619, 458458, 589446, 687687, 740586, 875238, 1110879, 1312857, 1375374, 1604603, 2063061, 2221758, 2625714, 3209206, 4126122, 4813809, 9627618, 14441427, 28882854]

約数ペア:

[(1, 28882854), (2, 14441427), (3, 9627618), (6, 4813809), (7, 4126122), (9, 3209206), (11, 2625714), (13, 2221758), (14, 2063061), (18, 1604603), (21, 1375374), (22, 1312857), (26, 1110879), (33, 875238), (39, 740586), (42, 687687), (49, 589446), (63, 458458), (66, 437619), (77, 375102), (78, 370293), (91, 317394), (98, 294723), (99, 291746), (117, 246862), (126, 229229), (143, 201978), (147, 196482), (154, 187551), (182, 158697), (198, 145873), (229, 126126), (231, 125034), (234, 123431), (273, 105798), (286, 100989), (294, 98241), (429, 67326), (441, 65494), (458, 63063), (462, 62517), (539, 53586), (546, 52899), (637, 45342), (687, 42042), (693, 41678), (819, 35266), (858, 33663), (882, 32747), (1001, 28854), (1078, 26793), (1274, 22671), (1287, 22442), (1374, 21021), (1386, 20839), (1603, 18018), (1617, 17862), (1638, 17633), (1911, 15114), (2002, 14427), (2061, 14014), (2519, 11466), (2574, 11221), (2977, 9702), (3003, 9618), (3206, 9009), (3234, 8931), (3822, 7557), (4122, 7007), (4809, 6006), (4851, 5954), (5038, 5733)]