81970758

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2129}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 196300800

約数和(自身を除く): 114330042

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 93, 138, 186, 207, 279, 414, 558, 621, 713, 837, 1242, 1426, 1674, 2129, 2139, 4258, 4278, 6387, 6417, 12774, 12834, 19161, 19251, 38322, 38502, 48967, 57483, 65999, 97934, 114966, 131998, 146901, 197997, 293802, 395994, 440703, 593991, 881406, 1187982, 1322109, 1517977, 1781973, 2644218, 3035954, 3563946, 4553931, 9107862, 13661793, 27323586, 40985379, 81970758]

約数ペア:

[(1, 81970758), (2, 40985379), (3, 27323586), (6, 13661793), (9, 9107862), (18, 4553931), (23, 3563946), (27, 3035954), (31, 2644218), (46, 1781973), (54, 1517977), (62, 1322109), (69, 1187982), (93, 881406), (138, 593991), (186, 440703), (207, 395994), (279, 293802), (414, 197997), (558, 146901), (621, 131998), (713, 114966), (837, 97934), (1242, 65999), (1426, 57483), (1674, 48967), (2129, 38502), (2139, 38322), (4258, 19251), (4278, 19161), (6387, 12834), (6417, 12774)]