221168664

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{53891}}^1$

素因数の和:53925

約数の個数: 64

約数和(自身を含む): 646704000

約数和(自身を除く): 425535336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 108, 114, 152, 171, 216, 228, 342, 456, 513, 684, 1026, 1368, 2052, 4104, 53891, 107782, 161673, 215564, 323346, 431128, 485019, 646692, 970038, 1023929, 1293384, 1455057, 1940076, 2047858, 2910114, 3071787, 3880152, 4095716, 5820228, 6143574, 8191432, 9215361, 11640456, 12287148, 18430722, 24574296, 27646083, 36861444, 55292166, 73722888, 110584332, 221168664]

約数ペア:

[(1, 221168664), (2, 110584332), (3, 73722888), (4, 55292166), (6, 36861444), (8, 27646083), (9, 24574296), (12, 18430722), (18, 12287148), (19, 11640456), (24, 9215361), (27, 8191432), (36, 6143574), (38, 5820228), (54, 4095716), (57, 3880152), (72, 3071787), (76, 2910114), (108, 2047858), (114, 1940076), (152, 1455057), (171, 1293384), (216, 1023929), (228, 970038), (342, 646692), (456, 485019), (513, 431128), (684, 323346), (1026, 215564), (1368, 161673), (2052, 107782), (4104, 53891)]