221738205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:510

約数の個数: 64

約数和(自身を含む): 399893760

約数和(自身を除く): 178155555

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 113, 145, 195, 339, 347, 377, 435, 565, 1041, 1131, 1469, 1695, 1735, 1885, 3277, 4407, 4511, 5205, 5655, 7345, 9831, 10063, 13533, 16385, 22035, 22555, 30189, 39211, 42601, 49155, 50315, 67665, 117633, 127803, 130819, 150945, 196055, 213005, 392457, 509743, 588165, 639015, 654095, 1137119, 1529229, 1962285, 2548715, 3411357, 5685595, 7646145, 14782547, 17056785, 44347641, 73912735, 221738205]

約数ペア:

[(1, 221738205), (3, 73912735), (5, 44347641), (13, 17056785), (15, 14782547), (29, 7646145), (39, 5685595), (65, 3411357), (87, 2548715), (113, 1962285), (145, 1529229), (195, 1137119), (339, 654095), (347, 639015), (377, 588165), (435, 509743), (565, 392457), (1041, 213005), (1131, 196055), (1469, 150945), (1695, 130819), (1735, 127803), (1885, 117633), (3277, 67665), (4407, 50315), (4511, 49155), (5205, 42601), (5655, 39211), (7345, 30189), (9831, 22555), (10063, 22035), (13533, 16385)]