203371965

素因数分解:

$3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2549}}^1$

素因数の和:2763

約数の個数: 40

約数和(自身を含む): 366557400

約数和(自身を除く): 163185435

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 197, 405, 591, 985, 1773, 2549, 2955, 5319, 7647, 8865, 12745, 15957, 22941, 26595, 38235, 68823, 79785, 114705, 206469, 344115, 502153, 1032345, 1506459, 2510765, 4519377, 7532295, 13558131, 22596885, 40674393, 67790655, 203371965]

約数ペア:

[(1, 203371965), (3, 67790655), (5, 40674393), (9, 22596885), (15, 13558131), (27, 7532295), (45, 4519377), (81, 2510765), (135, 1506459), (197, 1032345), (405, 502153), (591, 344115), (985, 206469), (1773, 114705), (2549, 79785), (2955, 68823), (5319, 38235), (7647, 26595), (8865, 22941), (12745, 15957)]