78613773

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2699}}^1$

素因数の和:2801

約数の個数: 32

約数和(自身を含む): 127872000

約数和(自身を除く): 49258227

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 1387, 1533, 2699, 4161, 8097, 9709, 18893, 29127, 51281, 56679, 153843, 197027, 358967, 591081, 1076901, 1379189, 3743513, 4137567, 11230539, 26204591, 78613773]

約数ペア:

[(1, 78613773), (3, 26204591), (7, 11230539), (19, 4137567), (21, 3743513), (57, 1379189), (73, 1076901), (133, 591081), (219, 358967), (399, 197027), (511, 153843), (1387, 56679), (1533, 51281), (2699, 29127), (4161, 18893), (8097, 9709)]