28128888

素因数分解:

$2^3\times 3^2\times {\mathrm{103}}^1\times {\mathrm{3793}}^1$

素因数の和:3908

約数の個数: 48

約数和(自身を含む): 76942320

約数和(自身を除く): 48813432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 103, 206, 309, 412, 618, 824, 927, 1236, 1854, 2472, 3708, 3793, 7416, 7586, 11379, 15172, 22758, 30344, 34137, 45516, 68274, 91032, 136548, 273096, 390679, 781358, 1172037, 1562716, 2344074, 3125432, 3516111, 4688148, 7032222, 9376296, 14064444, 28128888]

約数ペア:

[(1, 28128888), (2, 14064444), (3, 9376296), (4, 7032222), (6, 4688148), (8, 3516111), (9, 3125432), (12, 2344074), (18, 1562716), (24, 1172037), (36, 781358), (72, 390679), (103, 273096), (206, 136548), (309, 91032), (412, 68274), (618, 45516), (824, 34137), (927, 30344), (1236, 22758), (1854, 15172), (2472, 11379), (3708, 7586), (3793, 7416)]