71212285

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 94348800

約数和(自身を除く): 23136515

約数列:

[1, 5, 19, 41, 47, 95, 205, 235, 389, 779, 893, 1927, 1945, 3895, 4465, 7391, 9635, 15949, 18283, 36613, 36955, 79745, 91415, 183065, 303031, 347377, 749603, 1515155, 1736885, 3748015, 14242457, 71212285]

約数ペア:

[(1, 71212285), (5, 14242457), (19, 3748015), (41, 1736885), (47, 1515155), (95, 749603), (205, 347377), (235, 303031), (389, 183065), (779, 91415), (893, 79745), (1927, 36955), (1945, 36613), (3895, 18283), (4465, 15949), (7391, 9635)]