193949217

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1171}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 351037440

約数和(自身を除く): 157088223

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 239, 693, 717, 1171, 1673, 2151, 2629, 3513, 5019, 7887, 8197, 10539, 12881, 15057, 18403, 23661, 24591, 38643, 55209, 73773, 90167, 115929, 165627, 270501, 279869, 811503, 839607, 1959083, 2518821, 3078559, 5877249, 9235677, 17631747, 21549913, 27707031, 64649739, 193949217]

約数ペア:

[(1, 193949217), (3, 64649739), (7, 27707031), (9, 21549913), (11, 17631747), (21, 9235677), (33, 5877249), (63, 3078559), (77, 2518821), (99, 1959083), (231, 839607), (239, 811503), (693, 279869), (717, 270501), (1171, 165627), (1673, 115929), (2151, 90167), (2629, 73773), (3513, 55209), (5019, 38643), (7887, 24591), (8197, 23661), (10539, 18403), (12881, 15057)]