16244739

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 29767680

約数和(自身を除く): 13522941

約数列:

[1, 3, 7, 9, 21, 23, 27, 37, 63, 69, 101, 111, 161, 189, 207, 259, 303, 333, 483, 621, 707, 777, 851, 909, 999, 1449, 2121, 2323, 2331, 2553, 2727, 3737, 4347, 5957, 6363, 6969, 6993, 7659, 11211, 16261, 17871, 19089, 20907, 22977, 26159, 33633, 48783, 53613, 62721, 78477, 85951, 100899, 146349, 160839, 235431, 257853, 439047, 601657, 706293, 773559, 1804971, 2320677, 5414913, 16244739]

約数ペア:

[(1, 16244739), (3, 5414913), (7, 2320677), (9, 1804971), (21, 773559), (23, 706293), (27, 601657), (37, 439047), (63, 257853), (69, 235431), (101, 160839), (111, 146349), (161, 100899), (189, 85951), (207, 78477), (259, 62721), (303, 53613), (333, 48783), (483, 33633), (621, 26159), (707, 22977), (777, 20907), (851, 19089), (909, 17871), (999, 16261), (1449, 11211), (2121, 7659), (2323, 6993), (2331, 6969), (2553, 6363), (2727, 5957), (3737, 4347)]