15691245076

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{39409}}^1$

素因数の和:39489

約数の個数: 72

約数和(自身を含む): 32309894400

約数和(自身を除く): 16618649324

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 169, 247, 338, 403, 494, 589, 676, 806, 988, 1178, 1612, 2356, 3211, 5239, 6422, 7657, 10478, 12844, 15314, 20956, 30628, 39409, 78818, 99541, 157636, 199082, 398164, 512317, 748771, 1024634, 1221679, 1497542, 2049268, 2443358, 2995084, 4886716, 6660121, 9734023, 13320242, 15881827, 19468046, 23211901, 26640484, 31763654, 38936092, 46423802, 63527308, 92847604, 126542299, 206463751, 253084598, 301754713, 412927502, 506169196, 603509426, 825855004, 1207018852, 3922811269, 7845622538, 15691245076]

約数ペア:

[(1, 15691245076), (2, 7845622538), (4, 3922811269), (13, 1207018852), (19, 825855004), (26, 603509426), (31, 506169196), (38, 412927502), (52, 301754713), (62, 253084598), (76, 206463751), (124, 126542299), (169, 92847604), (247, 63527308), (338, 46423802), (403, 38936092), (494, 31763654), (589, 26640484), (676, 23211901), (806, 19468046), (988, 15881827), (1178, 13320242), (1612, 9734023), (2356, 6660121), (3211, 4886716), (5239, 2995084), (6422, 2443358), (7657, 2049268), (10478, 1497542), (12844, 1221679), (15314, 1024634), (20956, 748771), (30628, 512317), (39409, 398164), (78818, 199082), (99541, 157636)]