491133489

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{353}}^1$

素因数の和:710

約数の個数: 64

約数和(自身を含む): 864552960

約数和(自身を除く): 373419471

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 317, 353, 399, 627, 951, 1059, 1463, 2219, 2471, 3487, 3883, 4389, 6023, 6657, 6707, 7413, 10461, 11649, 18069, 20121, 24409, 27181, 42161, 46949, 66253, 73227, 73777, 81543, 111901, 126483, 140847, 198759, 221331, 335703, 463771, 516439, 783307, 1230911, 1391313, 1549317, 2126119, 2349921, 3692733, 6378357, 8616377, 14882833, 23387309, 25849131, 44648499, 70161927, 163711163, 491133489]

約数ペア:

[(1, 491133489), (3, 163711163), (7, 70161927), (11, 44648499), (19, 25849131), (21, 23387309), (33, 14882833), (57, 8616377), (77, 6378357), (133, 3692733), (209, 2349921), (231, 2126119), (317, 1549317), (353, 1391313), (399, 1230911), (627, 783307), (951, 516439), (1059, 463771), (1463, 335703), (2219, 221331), (2471, 198759), (3487, 140847), (3883, 126483), (4389, 111901), (6023, 81543), (6657, 73777), (6707, 73227), (7413, 66253), (10461, 46949), (11649, 42161), (18069, 27181), (20121, 24409)]