243923965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 312947712

約数和(自身を除く): 69023747

約数列:

[1, 5, 31, 41, 131, 155, 205, 293, 655, 1271, 1465, 4061, 5371, 6355, 9083, 12013, 20305, 26855, 38383, 45415, 60065, 166501, 191915, 372403, 832505, 1189873, 1573703, 1862015, 5949365, 7868515, 48784793, 243923965]

約数ペア:

[(1, 243923965), (5, 48784793), (31, 7868515), (41, 5949365), (131, 1862015), (155, 1573703), (205, 1189873), (293, 832505), (655, 372403), (1271, 191915), (1465, 166501), (4061, 60065), (5371, 45415), (6355, 38383), (9083, 26855), (12013, 20305)]