26892747

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 46475520

約数和(自身を除く): 19582773

約数列:

[1, 3, 7, 9, 21, 37, 63, 83, 111, 139, 249, 259, 333, 417, 581, 747, 777, 973, 1251, 1743, 2331, 2919, 3071, 5143, 5229, 8757, 9213, 11537, 15429, 21497, 27639, 34611, 36001, 46287, 64491, 80759, 103833, 108003, 193473, 242277, 324009, 426869, 726831, 1280607, 2988083, 3841821, 8964249, 26892747]

約数ペア:

[(1, 26892747), (3, 8964249), (7, 3841821), (9, 2988083), (21, 1280607), (37, 726831), (63, 426869), (83, 324009), (111, 242277), (139, 193473), (249, 108003), (259, 103833), (333, 80759), (417, 64491), (581, 46287), (747, 36001), (777, 34611), (973, 27639), (1251, 21497), (1743, 15429), (2331, 11537), (2919, 9213), (3071, 8757), (5143, 5229)]