15661305

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1091}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 30663360

約数和(自身を除く): 15002055

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1091, 1305, 1595, 2871, 3273, 4785, 5455, 9819, 12001, 14355, 16365, 31639, 36003, 49095, 60005, 94917, 108009, 158195, 180015, 284751, 348029, 474585, 540045, 1044087, 1423755, 1740145, 3132261, 5220435, 15661305]

約数ペア:

[(1, 15661305), (3, 5220435), (5, 3132261), (9, 1740145), (11, 1423755), (15, 1044087), (29, 540045), (33, 474585), (45, 348029), (55, 284751), (87, 180015), (99, 158195), (145, 108009), (165, 94917), (261, 60005), (319, 49095), (435, 36003), (495, 31639), (957, 16365), (1091, 14355), (1305, 12001), (1595, 9819), (2871, 5455), (3273, 4785)]