194975991

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14951}}^1$

素因数の和:14993

約数の個数: 40

約数和(自身を含む): 347364864

約数和(自身を除く): 152388873

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 14951, 44853, 104657, 134559, 313971, 343873, 403677, 941913, 1031619, 1211031, 2407111, 2825739, 3094857, 7221333, 8477217, 9284571, 21663999, 27853713, 64991997, 194975991]

約数ペア:

[(1, 194975991), (3, 64991997), (7, 27853713), (9, 21663999), (21, 9284571), (23, 8477217), (27, 7221333), (63, 3094857), (69, 2825739), (81, 2407111), (161, 1211031), (189, 1031619), (207, 941913), (483, 403677), (567, 343873), (621, 313971), (1449, 134559), (1863, 104657), (4347, 44853), (13041, 14951)]