25789323

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 19000437

約数列:

[1, 3, 7, 17, 21, 29, 47, 51, 53, 87, 119, 141, 159, 203, 329, 357, 371, 493, 609, 799, 901, 987, 1113, 1363, 1479, 1537, 2397, 2491, 2703, 3451, 4089, 4611, 5593, 6307, 7473, 9541, 10353, 10759, 16779, 17437, 18921, 23171, 26129, 28623, 32277, 42347, 52311, 69513, 72239, 78387, 127041, 162197, 182903, 216717, 296429, 486591, 505673, 548709, 889287, 1228063, 1517019, 3684189, 8596441, 25789323]

約数ペア:

[(1, 25789323), (3, 8596441), (7, 3684189), (17, 1517019), (21, 1228063), (29, 889287), (47, 548709), (51, 505673), (53, 486591), (87, 296429), (119, 216717), (141, 182903), (159, 162197), (203, 127041), (329, 78387), (357, 72239), (371, 69513), (493, 52311), (609, 42347), (799, 32277), (901, 28623), (987, 26129), (1113, 23171), (1363, 18921), (1479, 17437), (1537, 16779), (2397, 10759), (2491, 10353), (2703, 9541), (3451, 7473), (4089, 6307), (4611, 5593)]