28795977

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 53778816

約数和(自身を除く): 24982839

約数列:

[1, 3, 7, 9, 17, 21, 23, 49, 51, 63, 69, 119, 147, 153, 161, 167, 207, 357, 391, 441, 483, 501, 833, 1071, 1127, 1169, 1173, 1449, 1503, 2499, 2737, 2839, 3381, 3507, 3519, 3841, 7497, 8183, 8211, 8517, 10143, 10521, 11523, 19159, 19873, 24549, 24633, 25551, 26887, 34569, 57477, 59619, 65297, 73647, 80661, 139111, 172431, 178857, 188209, 195891, 241983, 417333, 457079, 564627, 587673, 1251999, 1371237, 1693881, 3199553, 4113711, 9598659, 28795977]

約数ペア:

[(1, 28795977), (3, 9598659), (7, 4113711), (9, 3199553), (17, 1693881), (21, 1371237), (23, 1251999), (49, 587673), (51, 564627), (63, 457079), (69, 417333), (119, 241983), (147, 195891), (153, 188209), (161, 178857), (167, 172431), (207, 139111), (357, 80661), (391, 73647), (441, 65297), (483, 59619), (501, 57477), (833, 34569), (1071, 26887), (1127, 25551), (1169, 24633), (1173, 24549), (1449, 19873), (1503, 19159), (2499, 11523), (2737, 10521), (2839, 10143), (3381, 8517), (3507, 8211), (3519, 8183), (3841, 7497)]