161556408

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{172603}}^1$

素因数の和:172628

約数の個数: 48

約数和(自身を含む): 471208920

約数和(自身を除く): 309652512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 172603, 345206, 517809, 690412, 1035618, 1380824, 1553427, 2071236, 2243839, 3106854, 4142472, 4487678, 6213708, 6731517, 8975356, 12427416, 13463034, 17950712, 20194551, 26926068, 40389102, 53852136, 80778204, 161556408]

約数ペア:

[(1, 161556408), (2, 80778204), (3, 53852136), (4, 40389102), (6, 26926068), (8, 20194551), (9, 17950712), (12, 13463034), (13, 12427416), (18, 8975356), (24, 6731517), (26, 6213708), (36, 4487678), (39, 4142472), (52, 3106854), (72, 2243839), (78, 2071236), (104, 1553427), (117, 1380824), (156, 1035618), (234, 690412), (312, 517809), (468, 345206), (936, 172603)]