90432921

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 131152896

約数和(自身を除く): 40719975

約数列:

[1, 3, 31, 37, 41, 93, 111, 123, 641, 1147, 1271, 1517, 1923, 3441, 3813, 4551, 19871, 23717, 26281, 47027, 59613, 71151, 78843, 141081, 735227, 814711, 972397, 2205681, 2444133, 2917191, 30144307, 90432921]

約数ペア:

[(1, 90432921), (3, 30144307), (31, 2917191), (37, 2444133), (41, 2205681), (93, 972397), (111, 814711), (123, 735227), (641, 141081), (1147, 78843), (1271, 71151), (1517, 59613), (1923, 47027), (3441, 26281), (3813, 23717), (4551, 19871)]