81243582

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1669}}^1$

素因数の和:1761

約数の個数: 64

約数和(自身を含む): 198796800

約数和(自身を除く): 117553218

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 61, 114, 122, 133, 183, 266, 366, 399, 427, 798, 854, 1159, 1281, 1669, 2318, 2562, 3338, 3477, 5007, 6954, 8113, 10014, 11683, 16226, 23366, 24339, 31711, 35049, 48678, 63422, 70098, 95133, 101809, 190266, 203618, 221977, 305427, 443954, 610854, 665931, 712663, 1331862, 1425326, 1934371, 2137989, 3868742, 4275978, 5803113, 11606226, 13540597, 27081194, 40621791, 81243582]

約数ペア:

[(1, 81243582), (2, 40621791), (3, 27081194), (6, 13540597), (7, 11606226), (14, 5803113), (19, 4275978), (21, 3868742), (38, 2137989), (42, 1934371), (57, 1425326), (61, 1331862), (114, 712663), (122, 665931), (133, 610854), (183, 443954), (266, 305427), (366, 221977), (399, 203618), (427, 190266), (798, 101809), (854, 95133), (1159, 70098), (1281, 63422), (1669, 48678), (2318, 35049), (2562, 31711), (3338, 24339), (3477, 23366), (5007, 16226), (6954, 11683), (8113, 10014)]