81185148

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{467}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 224864640

約数和(自身を除く): 143679492

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 439, 467, 878, 934, 1317, 1401, 1756, 1868, 2634, 2802, 3951, 4203, 4829, 5137, 5268, 5604, 7902, 8406, 9658, 10274, 14487, 15411, 15804, 16812, 19316, 20548, 28974, 30822, 43461, 46233, 57948, 61644, 86922, 92466, 173844, 184932, 205013, 410026, 615039, 820052, 1230078, 1845117, 2255143, 2460156, 3690234, 4510286, 6765429, 7380468, 9020572, 13530858, 20296287, 27061716, 40592574, 81185148]

約数ペア:

[(1, 81185148), (2, 40592574), (3, 27061716), (4, 20296287), (6, 13530858), (9, 9020572), (11, 7380468), (12, 6765429), (18, 4510286), (22, 3690234), (33, 2460156), (36, 2255143), (44, 1845117), (66, 1230078), (99, 820052), (132, 615039), (198, 410026), (396, 205013), (439, 184932), (467, 173844), (878, 92466), (934, 86922), (1317, 61644), (1401, 57948), (1756, 46233), (1868, 43461), (2634, 30822), (2802, 28974), (3951, 20548), (4203, 19316), (4829, 16812), (5137, 15804), (5268, 15411), (5604, 14487), (7902, 10274), (8406, 9658)]