161819810106

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{1117}}^1\times {\mathrm{1237}}^1$

素因数の和:2639

約数の個数: 64

約数和(自身を含む): 328858358400

約数和(自身を除く): 167038548294

約数列:

[1, 2, 3, 6, 131, 149, 262, 298, 393, 447, 786, 894, 1117, 1237, 2234, 2474, 3351, 3711, 6702, 7422, 19519, 39038, 58557, 117114, 146327, 162047, 166433, 184313, 292654, 324094, 332866, 368626, 438981, 486141, 499299, 552939, 877962, 972282, 998598, 1105878, 1381729, 2763458, 4145187, 8290374, 21802723, 24145003, 43605446, 48290006, 65408169, 72435009, 130816338, 144870018, 181006499, 205877621, 362012998, 411755242, 543019497, 617632863, 1086038994, 1235265726, 26969968351, 53939936702, 80909905053, 161819810106]

約数ペア:

[(1, 161819810106), (2, 80909905053), (3, 53939936702), (6, 26969968351), (131, 1235265726), (149, 1086038994), (262, 617632863), (298, 543019497), (393, 411755242), (447, 362012998), (786, 205877621), (894, 181006499), (1117, 144870018), (1237, 130816338), (2234, 72435009), (2474, 65408169), (3351, 48290006), (3711, 43605446), (6702, 24145003), (7422, 21802723), (19519, 8290374), (39038, 4145187), (58557, 2763458), (117114, 1381729), (146327, 1105878), (162047, 998598), (166433, 972282), (184313, 877962), (292654, 552939), (324094, 499299), (332866, 486141), (368626, 438981)]