340195545

素因数分解:

$3^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{947}}^1$

素因数の和:1851

約数の個数: 40

約数和(自身を含む): 611164224

約数和(自身を除く): 270968679

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 887, 947, 2661, 2841, 4435, 4735, 7983, 8523, 13305, 14205, 23949, 25569, 39915, 42615, 71847, 76707, 119745, 127845, 359235, 383535, 839989, 2519967, 4199945, 7559901, 12599835, 22679703, 37799505, 68039109, 113398515, 340195545]

約数ペア:

[(1, 340195545), (3, 113398515), (5, 68039109), (9, 37799505), (15, 22679703), (27, 12599835), (45, 7559901), (81, 4199945), (135, 2519967), (405, 839989), (887, 383535), (947, 359235), (2661, 127845), (2841, 119745), (4435, 76707), (4735, 71847), (7983, 42615), (8523, 39915), (13305, 25569), (14205, 23949)]