28667142

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{181}}^1\times {\mathrm{419}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 73382400

約数和(自身を除く): 44715258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 181, 189, 362, 378, 419, 543, 838, 1086, 1257, 1267, 1629, 2514, 2534, 2933, 3258, 3771, 3801, 4887, 5866, 7542, 7602, 8799, 9774, 11313, 11403, 17598, 22626, 22806, 26397, 34209, 52794, 68418, 75839, 79191, 151678, 158382, 227517, 455034, 530873, 682551, 1061746, 1365102, 1592619, 2047653, 3185238, 4095306, 4777857, 9555714, 14333571, 28667142]

約数ペア:

[(1, 28667142), (2, 14333571), (3, 9555714), (6, 4777857), (7, 4095306), (9, 3185238), (14, 2047653), (18, 1592619), (21, 1365102), (27, 1061746), (42, 682551), (54, 530873), (63, 455034), (126, 227517), (181, 158382), (189, 151678), (362, 79191), (378, 75839), (419, 68418), (543, 52794), (838, 34209), (1086, 26397), (1257, 22806), (1267, 22626), (1629, 17598), (2514, 11403), (2534, 11313), (2933, 9774), (3258, 8799), (3771, 7602), (3801, 7542), (4887, 5866)]