72921849

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3469}}^1$

素因数の和:3510

約数の個数: 48

約数和(自身を含む): 132914880

約数和(自身を除く): 59993031

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 1001, 1617, 1911, 3003, 3469, 7007, 10407, 21021, 24283, 38159, 45097, 72849, 114477, 135291, 169981, 267113, 315679, 496067, 509943, 801339, 947037, 1488201, 1869791, 2209753, 3472469, 5609373, 6629259, 10417407, 24307283, 72921849]

約数ペア:

[(1, 72921849), (3, 24307283), (7, 10417407), (11, 6629259), (13, 5609373), (21, 3472469), (33, 2209753), (39, 1869791), (49, 1488201), (77, 947037), (91, 801339), (143, 509943), (147, 496067), (231, 315679), (273, 267113), (429, 169981), (539, 135291), (637, 114477), (1001, 72849), (1617, 45097), (1911, 38159), (3003, 24283), (3469, 21021), (7007, 10407)]