28715148

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1151}}^1$

素因数の和:1185

約数の個数: 120

約数和(自身を含む): 93671424

約数和(自身を除く): 64956276

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 99, 108, 126, 132, 154, 162, 189, 198, 231, 252, 297, 308, 324, 378, 396, 462, 567, 594, 693, 756, 891, 924, 1134, 1151, 1188, 1386, 1782, 2079, 2268, 2302, 2772, 3453, 3564, 4158, 4604, 6237, 6906, 8057, 8316, 10359, 12474, 12661, 13812, 16114, 20718, 24171, 24948, 25322, 31077, 32228, 37983, 41436, 48342, 50644, 62154, 72513, 75966, 88627, 93231, 96684, 113949, 124308, 145026, 151932, 177254, 186462, 217539, 227898, 265881, 290052, 341847, 354508, 372924, 435078, 455796, 531762, 652617, 683694, 797643, 870156, 1025541, 1063524, 1305234, 1367388, 1595286, 2051082, 2392929, 2610468, 3190572, 4102164, 4785858, 7178787, 9571716, 14357574, 28715148]

約数ペア:

[(1, 28715148), (2, 14357574), (3, 9571716), (4, 7178787), (6, 4785858), (7, 4102164), (9, 3190572), (11, 2610468), (12, 2392929), (14, 2051082), (18, 1595286), (21, 1367388), (22, 1305234), (27, 1063524), (28, 1025541), (33, 870156), (36, 797643), (42, 683694), (44, 652617), (54, 531762), (63, 455796), (66, 435078), (77, 372924), (81, 354508), (84, 341847), (99, 290052), (108, 265881), (126, 227898), (132, 217539), (154, 186462), (162, 177254), (189, 151932), (198, 145026), (231, 124308), (252, 113949), (297, 96684), (308, 93231), (324, 88627), (378, 75966), (396, 72513), (462, 62154), (567, 50644), (594, 48342), (693, 41436), (756, 37983), (891, 32228), (924, 31077), (1134, 25322), (1151, 24948), (1188, 24171), (1386, 20718), (1782, 16114), (2079, 13812), (2268, 12661), (2302, 12474), (2772, 10359), (3453, 8316), (3564, 8057), (4158, 6906), (4604, 6237)]