1277691815

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1879}}^1$

素因数の和:2063

約数の個数: 32

約数和(自身を含む): 1637314560

約数和(自身を除く): 359622745

約数列:

[1, 5, 31, 41, 107, 155, 205, 535, 1271, 1879, 3317, 4387, 6355, 9395, 16585, 21935, 58249, 77039, 135997, 201053, 291245, 385195, 679985, 1005265, 2388209, 6232643, 8243173, 11941045, 31163215, 41215865, 255538363, 1277691815]

約数ペア:

[(1, 1277691815), (5, 255538363), (31, 41215865), (41, 31163215), (107, 11941045), (155, 8243173), (205, 6232643), (535, 2388209), (1271, 1005265), (1879, 679985), (3317, 385195), (4387, 291245), (6355, 201053), (9395, 135997), (16585, 77039), (21935, 58249)]