9920987133

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{8081}}^1$

素因数の和:8465

約数の個数: 32

約数和(自身を含む): 14019489792

約数和(自身を除く): 4098502659

約数列:

[1, 3, 31, 43, 93, 129, 307, 921, 1333, 3999, 8081, 9517, 13201, 24243, 28551, 39603, 250511, 347483, 409231, 751533, 1042449, 1227693, 2480867, 7442601, 10771973, 32315919, 76906877, 106677281, 230720631, 320031843, 3306995711, 9920987133]

約数ペア:

[(1, 9920987133), (3, 3306995711), (31, 320031843), (43, 230720631), (93, 106677281), (129, 76906877), (307, 32315919), (921, 10771973), (1333, 7442601), (3999, 2480867), (8081, 1227693), (9517, 1042449), (13201, 751533), (24243, 409231), (28551, 347483), (39603, 250511)]