81296964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{322607}}^1$

素因数の和:322624

約数の個数: 36

約数和(自身を含む): 234858624

約数和(自身を除く): 153561660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 322607, 645214, 967821, 1290428, 1935642, 2258249, 2903463, 3871284, 4516498, 5806926, 6774747, 9032996, 11613852, 13549494, 20324241, 27098988, 40648482, 81296964]

約数ペア:

[(1, 81296964), (2, 40648482), (3, 27098988), (4, 20324241), (6, 13549494), (7, 11613852), (9, 9032996), (12, 6774747), (14, 5806926), (18, 4516498), (21, 3871284), (28, 2903463), (36, 2258249), (42, 1935642), (63, 1290428), (84, 967821), (126, 645214), (252, 322607)]