12557325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 23427072

約数和(自身を除く): 10869747

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 491, 775, 825, 1023, 1473, 1705, 2325, 2455, 5115, 5401, 7365, 8525, 12275, 15221, 16203, 25575, 27005, 36825, 45663, 76105, 81015, 135025, 167431, 228315, 380525, 405075, 502293, 837155, 1141575, 2511465, 4185775, 12557325]

約数ペア:

[(1, 12557325), (3, 4185775), (5, 2511465), (11, 1141575), (15, 837155), (25, 502293), (31, 405075), (33, 380525), (55, 228315), (75, 167431), (93, 135025), (155, 81015), (165, 76105), (275, 45663), (341, 36825), (465, 27005), (491, 25575), (775, 16203), (825, 15221), (1023, 12275), (1473, 8525), (1705, 7365), (2325, 5401), (2455, 5115)]