81530538

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1511}}^1$

素因数の和:1579

約数の個数: 48

約数和(自身を含む): 180605376

約数和(自身を除く): 99074838

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 529, 782, 1058, 1173, 1511, 1587, 2346, 3022, 3174, 4533, 8993, 9066, 17986, 25687, 26979, 34753, 51374, 53958, 69506, 77061, 104259, 154122, 208518, 590801, 799319, 1181602, 1598638, 1772403, 2397957, 3544806, 4795914, 13588423, 27176846, 40765269, 81530538]

約数ペア:

[(1, 81530538), (2, 40765269), (3, 27176846), (6, 13588423), (17, 4795914), (23, 3544806), (34, 2397957), (46, 1772403), (51, 1598638), (69, 1181602), (102, 799319), (138, 590801), (391, 208518), (529, 154122), (782, 104259), (1058, 77061), (1173, 69506), (1511, 53958), (1587, 51374), (2346, 34753), (3022, 26979), (3174, 25687), (4533, 17986), (8993, 9066)]