81128292

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 223985664

約数和(自身を除く): 142857372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 71, 84, 122, 142, 183, 213, 223, 244, 284, 366, 426, 427, 446, 497, 669, 732, 852, 854, 892, 994, 1281, 1338, 1491, 1561, 1708, 1988, 2562, 2676, 2982, 3122, 4331, 4683, 5124, 5964, 6244, 8662, 9366, 12993, 13603, 15833, 17324, 18732, 25986, 27206, 30317, 31666, 40809, 47499, 51972, 54412, 60634, 63332, 81618, 90951, 94998, 95221, 110831, 121268, 163236, 181902, 189996, 190442, 221662, 285663, 332493, 363804, 380884, 443324, 571326, 664986, 965813, 1142652, 1329972, 1931626, 2897439, 3863252, 5794878, 6760691, 11589756, 13521382, 20282073, 27042764, 40564146, 81128292]

約数ペア:

[(1, 81128292), (2, 40564146), (3, 27042764), (4, 20282073), (6, 13521382), (7, 11589756), (12, 6760691), (14, 5794878), (21, 3863252), (28, 2897439), (42, 1931626), (61, 1329972), (71, 1142652), (84, 965813), (122, 664986), (142, 571326), (183, 443324), (213, 380884), (223, 363804), (244, 332493), (284, 285663), (366, 221662), (426, 190442), (427, 189996), (446, 181902), (497, 163236), (669, 121268), (732, 110831), (852, 95221), (854, 94998), (892, 90951), (994, 81618), (1281, 63332), (1338, 60634), (1491, 54412), (1561, 51972), (1708, 47499), (1988, 40809), (2562, 31666), (2676, 30317), (2982, 27206), (3122, 25986), (4331, 18732), (4683, 17324), (5124, 15833), (5964, 13603), (6244, 12993), (8662, 9366)]