61664778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 158775552

約数和(自身を除く): 97110774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 71, 113, 122, 126, 142, 183, 213, 226, 339, 366, 426, 427, 497, 549, 639, 678, 791, 854, 994, 1017, 1098, 1278, 1281, 1491, 1582, 2034, 2373, 2562, 2982, 3843, 4331, 4473, 4746, 6893, 7119, 7686, 8023, 8662, 8946, 12993, 13786, 14238, 16046, 20679, 24069, 25986, 30317, 38979, 41358, 48138, 48251, 56161, 60634, 62037, 72207, 77958, 90951, 96502, 112322, 124074, 144414, 144753, 168483, 181902, 272853, 289506, 336966, 434259, 489403, 505449, 545706, 868518, 978806, 1010898, 1468209, 2936418, 3425821, 4404627, 6851642, 8809254, 10277463, 20554926, 30832389, 61664778]

約数ペア:

[(1, 61664778), (2, 30832389), (3, 20554926), (6, 10277463), (7, 8809254), (9, 6851642), (14, 4404627), (18, 3425821), (21, 2936418), (42, 1468209), (61, 1010898), (63, 978806), (71, 868518), (113, 545706), (122, 505449), (126, 489403), (142, 434259), (183, 336966), (213, 289506), (226, 272853), (339, 181902), (366, 168483), (426, 144753), (427, 144414), (497, 124074), (549, 112322), (639, 96502), (678, 90951), (791, 77958), (854, 72207), (994, 62037), (1017, 60634), (1098, 56161), (1278, 48251), (1281, 48138), (1491, 41358), (1582, 38979), (2034, 30317), (2373, 25986), (2562, 24069), (2982, 20679), (3843, 16046), (4331, 14238), (4473, 13786), (4746, 12993), (6893, 8946), (7119, 8662), (7686, 8023)]