28669718

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 58226688

約数和(自身を除く): 29556970

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 47, 77, 94, 119, 154, 187, 233, 238, 329, 374, 466, 517, 658, 799, 1034, 1309, 1598, 1631, 2563, 2618, 3262, 3619, 3961, 5126, 5593, 7238, 7922, 8789, 10951, 11186, 17578, 17941, 21902, 27727, 35882, 43571, 55454, 61523, 76657, 87142, 120461, 123046, 153314, 186167, 240922, 304997, 372334, 609994, 843227, 1303169, 1686454, 2047837, 2606338, 4095674, 14334859, 28669718]

約数ペア:

[(1, 28669718), (2, 14334859), (7, 4095674), (11, 2606338), (14, 2047837), (17, 1686454), (22, 1303169), (34, 843227), (47, 609994), (77, 372334), (94, 304997), (119, 240922), (154, 186167), (187, 153314), (233, 123046), (238, 120461), (329, 87142), (374, 76657), (466, 61523), (517, 55454), (658, 43571), (799, 35882), (1034, 27727), (1309, 21902), (1598, 17941), (1631, 17578), (2563, 11186), (2618, 10951), (3262, 8789), (3619, 7922), (3961, 7238), (5126, 5593)]