81393642

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 204736896

約数和(自身を除く): 123343254

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 61, 66, 69, 99, 122, 138, 183, 198, 207, 253, 293, 366, 414, 506, 549, 586, 671, 759, 879, 1098, 1342, 1403, 1518, 1758, 2013, 2277, 2637, 2806, 3223, 4026, 4209, 4554, 5274, 6039, 6446, 6739, 8418, 9669, 12078, 12627, 13478, 15433, 17873, 19338, 20217, 25254, 29007, 30866, 35746, 40434, 46299, 53619, 58014, 60651, 74129, 92598, 107238, 121302, 138897, 148258, 160857, 196603, 222387, 277794, 321714, 393206, 411079, 444774, 589809, 667161, 822158, 1179618, 1233237, 1334322, 1769427, 2466474, 3538854, 3699711, 4521869, 7399422, 9043738, 13565607, 27131214, 40696821, 81393642]

約数ペア:

[(1, 81393642), (2, 40696821), (3, 27131214), (6, 13565607), (9, 9043738), (11, 7399422), (18, 4521869), (22, 3699711), (23, 3538854), (33, 2466474), (46, 1769427), (61, 1334322), (66, 1233237), (69, 1179618), (99, 822158), (122, 667161), (138, 589809), (183, 444774), (198, 411079), (207, 393206), (253, 321714), (293, 277794), (366, 222387), (414, 196603), (506, 160857), (549, 148258), (586, 138897), (671, 121302), (759, 107238), (879, 92598), (1098, 74129), (1342, 60651), (1403, 58014), (1518, 53619), (1758, 46299), (2013, 40434), (2277, 35746), (2637, 30866), (2806, 29007), (3223, 25254), (4026, 20217), (4209, 19338), (4554, 17873), (5274, 15433), (6039, 13478), (6446, 12627), (6739, 12078), (8418, 9669)]