81790344

素因数分解:

$2^3\times 3^3\times {\mathrm{277}}^1\times {\mathrm{1367}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 228182400

約数和(自身を除く): 146392056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 277, 554, 831, 1108, 1367, 1662, 2216, 2493, 2734, 3324, 4101, 4986, 5468, 6648, 7479, 8202, 9972, 10936, 12303, 14958, 16404, 19944, 24606, 29916, 32808, 36909, 49212, 59832, 73818, 98424, 147636, 295272, 378659, 757318, 1135977, 1514636, 2271954, 3029272, 3407931, 4543908, 6815862, 9087816, 10223793, 13631724, 20447586, 27263448, 40895172, 81790344]

約数ペア:

[(1, 81790344), (2, 40895172), (3, 27263448), (4, 20447586), (6, 13631724), (8, 10223793), (9, 9087816), (12, 6815862), (18, 4543908), (24, 3407931), (27, 3029272), (36, 2271954), (54, 1514636), (72, 1135977), (108, 757318), (216, 378659), (277, 295272), (554, 147636), (831, 98424), (1108, 73818), (1367, 59832), (1662, 49212), (2216, 36909), (2493, 32808), (2734, 29916), (3324, 24606), (4101, 19944), (4986, 16404), (5468, 14958), (6648, 12303), (7479, 10936), (8202, 9972)]