72662667

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 127303680

約数和(自身を除く): 54641013

約数列:

[1, 3, 7, 11, 21, 31, 33, 73, 77, 93, 139, 217, 219, 231, 341, 417, 511, 651, 803, 973, 1023, 1529, 1533, 2263, 2387, 2409, 2919, 4309, 4587, 5621, 6789, 7161, 10147, 10703, 12927, 15841, 16863, 24893, 30163, 30441, 32109, 47399, 47523, 71029, 74679, 90489, 111617, 142197, 174251, 213087, 314557, 331793, 334851, 522753, 781319, 943671, 995379, 2201899, 2343957, 3460127, 6605697, 10380381, 24220889, 72662667]

約数ペア:

[(1, 72662667), (3, 24220889), (7, 10380381), (11, 6605697), (21, 3460127), (31, 2343957), (33, 2201899), (73, 995379), (77, 943671), (93, 781319), (139, 522753), (217, 334851), (219, 331793), (231, 314557), (341, 213087), (417, 174251), (511, 142197), (651, 111617), (803, 90489), (973, 74679), (1023, 71029), (1529, 47523), (1533, 47399), (2263, 32109), (2387, 30441), (2409, 30163), (2919, 24893), (4309, 16863), (4587, 15841), (5621, 12927), (6789, 10703), (7161, 10147)]