27987435

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3863}}^1$

素因数の和:3904

約数の個数: 48

約数和(自身を含む): 57867264

約数和(自身を除く): 29879829

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 63, 69, 105, 115, 161, 207, 315, 345, 483, 805, 1035, 1449, 2415, 3863, 7245, 11589, 19315, 27041, 34767, 57945, 81123, 88849, 135205, 173835, 243369, 266547, 405615, 444245, 621943, 799641, 1216845, 1332735, 1865829, 3109715, 3998205, 5597487, 9329145, 27987435]

約数ペア:

[(1, 27987435), (3, 9329145), (5, 5597487), (7, 3998205), (9, 3109715), (15, 1865829), (21, 1332735), (23, 1216845), (35, 799641), (45, 621943), (63, 444245), (69, 405615), (105, 266547), (115, 243369), (161, 173835), (207, 135205), (315, 88849), (345, 81123), (483, 57945), (805, 34767), (1035, 27041), (1449, 19315), (2415, 11589), (3863, 7245)]