29212869

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 48033216

約数和(自身を除く): 18820347

約数列:

[1, 3, 7, 21, 37, 41, 49, 111, 123, 131, 147, 259, 287, 393, 777, 861, 917, 1517, 1813, 2009, 2751, 4551, 4847, 5371, 5439, 6027, 6419, 10619, 14541, 16113, 19257, 31857, 33929, 37597, 74333, 101787, 112791, 198727, 222999, 237503, 263179, 596181, 712509, 789537, 1391089, 4173267, 9737623, 29212869]

約数ペア:

[(1, 29212869), (3, 9737623), (7, 4173267), (21, 1391089), (37, 789537), (41, 712509), (49, 596181), (111, 263179), (123, 237503), (131, 222999), (147, 198727), (259, 112791), (287, 101787), (393, 74333), (777, 37597), (861, 33929), (917, 31857), (1517, 19257), (1813, 16113), (2009, 14541), (2751, 10619), (4551, 6419), (4847, 6027), (5371, 5439)]