81087444

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 213787392

約数和(自身を除く): 132699948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 113, 124, 186, 226, 279, 339, 372, 452, 558, 643, 678, 1017, 1116, 1286, 1356, 1929, 2034, 2572, 3503, 3858, 4068, 5787, 7006, 7716, 10509, 11574, 14012, 19933, 21018, 23148, 31527, 39866, 42036, 59799, 63054, 72659, 79732, 119598, 126108, 145318, 179397, 217977, 239196, 290636, 358794, 435954, 653931, 717588, 871908, 1307862, 2252429, 2615724, 4504858, 6757287, 9009716, 13514574, 20271861, 27029148, 40543722, 81087444]

約数ペア:

[(1, 81087444), (2, 40543722), (3, 27029148), (4, 20271861), (6, 13514574), (9, 9009716), (12, 6757287), (18, 4504858), (31, 2615724), (36, 2252429), (62, 1307862), (93, 871908), (113, 717588), (124, 653931), (186, 435954), (226, 358794), (279, 290636), (339, 239196), (372, 217977), (452, 179397), (558, 145318), (643, 126108), (678, 119598), (1017, 79732), (1116, 72659), (1286, 63054), (1356, 59799), (1929, 42036), (2034, 39866), (2572, 31527), (3503, 23148), (3858, 21018), (4068, 19933), (5787, 14012), (7006, 11574), (7716, 10509)]