27722877

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 47113920

約数和(自身を除く): 19391043

約数列:

[1, 3, 7, 13, 21, 39, 49, 89, 91, 147, 163, 267, 273, 489, 623, 637, 1141, 1157, 1869, 1911, 2119, 3423, 3471, 4361, 6357, 7987, 8099, 13083, 14507, 14833, 23961, 24297, 43521, 44499, 56693, 101549, 103831, 170079, 188591, 304647, 311493, 565773, 710843, 1320137, 2132529, 3960411, 9240959, 27722877]

約数ペア:

[(1, 27722877), (3, 9240959), (7, 3960411), (13, 2132529), (21, 1320137), (39, 710843), (49, 565773), (89, 311493), (91, 304647), (147, 188591), (163, 170079), (267, 103831), (273, 101549), (489, 56693), (623, 44499), (637, 43521), (1141, 24297), (1157, 23961), (1869, 14833), (1911, 14507), (2119, 13083), (3423, 8099), (3471, 7987), (4361, 6357)]