56358351

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 98841600

約数和(自身を除く): 42483249

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 197, 239, 399, 591, 717, 1197, 1379, 1673, 1773, 2151, 3743, 4137, 4541, 5019, 11229, 12411, 13623, 15057, 26201, 31787, 33687, 40869, 47083, 78603, 95361, 141249, 235809, 286083, 329581, 423747, 894577, 988743, 2683731, 2966229, 6262039, 8051193, 18786117, 56358351]

約数ペア:

[(1, 56358351), (3, 18786117), (7, 8051193), (9, 6262039), (19, 2966229), (21, 2683731), (57, 988743), (63, 894577), (133, 423747), (171, 329581), (197, 286083), (239, 235809), (399, 141249), (591, 95361), (717, 78603), (1197, 47083), (1379, 40869), (1673, 33687), (1773, 31787), (2151, 26201), (3743, 15057), (4137, 13623), (4541, 12411), (5019, 11229)]