54378135

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{19181}}^1$

素因数の和:19205

約数の個数: 40

約数和(自身を含む): 111409056

約数和(自身を除く): 57030921

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 19181, 57543, 95905, 134267, 172629, 287715, 402801, 517887, 671335, 863145, 1208403, 1553661, 2014005, 2589435, 3625209, 6042015, 7768305, 10875627, 18126045, 54378135]

約数ペア:

[(1, 54378135), (3, 18126045), (5, 10875627), (7, 7768305), (9, 6042015), (15, 3625209), (21, 2589435), (27, 2014005), (35, 1553661), (45, 1208403), (63, 863145), (81, 671335), (105, 517887), (135, 402801), (189, 287715), (315, 172629), (405, 134267), (567, 95905), (945, 57543), (2835, 19181)]