27704747

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 34637760

約数和(自身を除く): 6933013

約数列:

[1, 7, 17, 49, 79, 119, 421, 553, 833, 1343, 2947, 3871, 7157, 9401, 20629, 33259, 50099, 65807, 232813, 350693, 565403, 1629691, 3957821, 27704747]

約数ペア:

[(1, 27704747), (7, 3957821), (17, 1629691), (49, 565403), (79, 350693), (119, 232813), (421, 65807), (553, 50099), (833, 33259), (1343, 20629), (2947, 9401), (3871, 7157)]