28336572

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:623

約数の個数: 72

約数和(自身を含む): 78798720

約数和(自身を除く): 50462148

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 163, 198, 326, 396, 439, 489, 652, 878, 978, 1317, 1467, 1756, 1793, 1956, 2634, 2934, 3586, 3951, 4829, 5268, 5379, 5868, 7172, 7902, 9658, 10758, 14487, 15804, 16137, 19316, 21516, 28974, 32274, 43461, 57948, 64548, 71557, 86922, 143114, 173844, 214671, 286228, 429342, 644013, 787127, 858684, 1288026, 1574254, 2361381, 2576052, 3148508, 4722762, 7084143, 9445524, 14168286, 28336572]

約数ペア:

[(1, 28336572), (2, 14168286), (3, 9445524), (4, 7084143), (6, 4722762), (9, 3148508), (11, 2576052), (12, 2361381), (18, 1574254), (22, 1288026), (33, 858684), (36, 787127), (44, 644013), (66, 429342), (99, 286228), (132, 214671), (163, 173844), (198, 143114), (326, 86922), (396, 71557), (439, 64548), (489, 57948), (652, 43461), (878, 32274), (978, 28974), (1317, 21516), (1467, 19316), (1756, 16137), (1793, 15804), (1956, 14487), (2634, 10758), (2934, 9658), (3586, 7902), (3951, 7172), (4829, 5868), (5268, 5379)]