198991755

素因数分解:

$3^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{2389}}^1$

素因数の和:3020

約数の個数: 32

約数和(自身を含む): 354484800

約数和(自身を除く): 155493045

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 617, 1851, 2389, 3085, 5553, 7167, 9255, 11945, 16659, 21501, 27765, 35835, 64503, 83295, 107505, 322515, 1474013, 4422039, 7370065, 13266117, 22110195, 39798351, 66330585, 198991755]

約数ペア:

[(1, 198991755), (3, 66330585), (5, 39798351), (9, 22110195), (15, 13266117), (27, 7370065), (45, 4422039), (135, 1474013), (617, 322515), (1851, 107505), (2389, 83295), (3085, 64503), (5553, 35835), (7167, 27765), (9255, 21501), (11945, 16659)]