1320243414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239957}}^1$

素因数の和:240100

約数の個数: 32

約数和(自身を含む): 3040747776

約数和(自身を除く): 1720504362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 5502, 239957, 479914, 719871, 1439742, 1679699, 3359398, 5039097, 10078194, 31434367, 62868734, 94303101, 188606202, 220040569, 440081138, 660121707, 1320243414]

約数ペア:

[(1, 1320243414), (2, 660121707), (3, 440081138), (6, 220040569), (7, 188606202), (14, 94303101), (21, 62868734), (42, 31434367), (131, 10078194), (262, 5039097), (393, 3359398), (786, 1679699), (917, 1439742), (1834, 719871), (2751, 479914), (5502, 239957)]