31383041817

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1\times {\mathrm{643}}^1$

素因数の和:1378

約数の個数: 64

約数和(自身を含む): 46887321600

約数和(自身を除く): 15504279783

約数列:

[1, 3, 19, 23, 57, 59, 69, 177, 437, 631, 643, 1121, 1311, 1357, 1893, 1929, 3363, 4071, 11989, 12217, 14513, 14789, 25783, 35967, 36651, 37229, 37937, 43539, 44367, 77349, 111687, 113811, 275747, 280991, 405733, 707351, 720803, 827241, 842973, 856267, 872551, 1217199, 2122053, 2162409, 2568801, 2617653, 7708927, 9331859, 16269073, 16578469, 23126781, 23938247, 27995577, 48807219, 49735407, 71814741, 177305321, 454826693, 531915963, 550579681, 1364480079, 1651739043, 10461013939, 31383041817]

約数ペア:

[(1, 31383041817), (3, 10461013939), (19, 1651739043), (23, 1364480079), (57, 550579681), (59, 531915963), (69, 454826693), (177, 177305321), (437, 71814741), (631, 49735407), (643, 48807219), (1121, 27995577), (1311, 23938247), (1357, 23126781), (1893, 16578469), (1929, 16269073), (3363, 9331859), (4071, 7708927), (11989, 2617653), (12217, 2568801), (14513, 2162409), (14789, 2122053), (25783, 1217199), (35967, 872551), (36651, 856267), (37229, 842973), (37937, 827241), (43539, 720803), (44367, 707351), (77349, 405733), (111687, 280991), (113811, 275747)]