28480185

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 53239680

約数和(自身を除く): 24759495

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 59, 85, 153, 177, 255, 295, 531, 631, 765, 885, 1003, 1893, 2655, 3009, 3155, 5015, 5679, 9027, 9465, 10727, 15045, 28395, 32181, 37229, 45135, 53635, 96543, 111687, 160905, 186145, 335061, 482715, 558435, 632893, 1675305, 1898679, 3164465, 5696037, 9493395, 28480185]

約数ペア:

[(1, 28480185), (3, 9493395), (5, 5696037), (9, 3164465), (15, 1898679), (17, 1675305), (45, 632893), (51, 558435), (59, 482715), (85, 335061), (153, 186145), (177, 160905), (255, 111687), (295, 96543), (531, 53635), (631, 45135), (765, 37229), (885, 32181), (1003, 28395), (1893, 15045), (2655, 10727), (3009, 9465), (3155, 9027), (5015, 5679)]