177724209

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 281917440

約数和(自身を除く): 104193231

約数列:

[1, 3, 13, 29, 31, 37, 39, 87, 93, 111, 137, 377, 403, 411, 481, 899, 1073, 1131, 1147, 1209, 1443, 1781, 2697, 3219, 3441, 3973, 4247, 5069, 5343, 11687, 11919, 12741, 13949, 14911, 15207, 33263, 35061, 41847, 44733, 51649, 55211, 65897, 99789, 123163, 147001, 154947, 157139, 165633, 197691, 369489, 432419, 441003, 471417, 1297257, 1601119, 1911013, 2042807, 4557031, 4803357, 5733039, 6128421, 13671093, 59241403, 177724209]

約数ペア:

[(1, 177724209), (3, 59241403), (13, 13671093), (29, 6128421), (31, 5733039), (37, 4803357), (39, 4557031), (87, 2042807), (93, 1911013), (111, 1601119), (137, 1297257), (377, 471417), (403, 441003), (411, 432419), (481, 369489), (899, 197691), (1073, 165633), (1131, 157139), (1147, 154947), (1209, 147001), (1443, 123163), (1781, 99789), (2697, 65897), (3219, 55211), (3441, 51649), (3973, 44733), (4247, 41847), (5069, 35061), (5343, 33263), (11687, 15207), (11919, 14911), (12741, 13949)]