28520232741

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{5623}}^1$

素因数の和:6223

約数の個数: 96

約数和(自身を含む): 55420065792

約数和(自身を除く): 26899833051

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 231, 273, 429, 563, 693, 819, 1001, 1287, 1689, 3003, 3941, 5067, 5623, 6193, 7319, 9009, 11823, 16869, 18579, 21957, 35469, 39361, 43351, 50607, 51233, 55737, 61853, 65871, 73099, 80509, 118083, 130053, 153699, 185559, 219297, 241527, 354249, 390159, 432971, 461097, 511693, 556677, 563563, 657891, 724581, 804089, 1298913, 1535079, 1690689, 2412267, 3165749, 3896739, 4605237, 5072067, 5628623, 7236801, 9497247, 16885869, 22160243, 28491741, 34823239, 41154737, 50657607, 66480729, 104469717, 123464211, 199442187, 243762673, 288083159, 313409151, 370392633, 452702107, 731288019, 864249477, 1358106321, 2193864057, 2592748431, 3168914749, 4074318963, 9506744247, 28520232741]

約数ペア:

[(1, 28520232741), (3, 9506744247), (7, 4074318963), (9, 3168914749), (11, 2592748431), (13, 2193864057), (21, 1358106321), (33, 864249477), (39, 731288019), (63, 452702107), (77, 370392633), (91, 313409151), (99, 288083159), (117, 243762673), (143, 199442187), (231, 123464211), (273, 104469717), (429, 66480729), (563, 50657607), (693, 41154737), (819, 34823239), (1001, 28491741), (1287, 22160243), (1689, 16885869), (3003, 9497247), (3941, 7236801), (5067, 5628623), (5623, 5072067), (6193, 4605237), (7319, 3896739), (9009, 3165749), (11823, 2412267), (16869, 1690689), (18579, 1535079), (21957, 1298913), (35469, 804089), (39361, 724581), (43351, 657891), (50607, 563563), (51233, 556677), (55737, 511693), (61853, 461097), (65871, 432971), (73099, 390159), (80509, 354249), (118083, 241527), (130053, 219297), (153699, 185559)]