12731235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 24330240

約数和(自身を除く): 11599005

約数列:

[1, 3, 5, 11, 15, 19, 31, 33, 55, 57, 93, 95, 131, 155, 165, 209, 285, 341, 393, 465, 589, 627, 655, 1023, 1045, 1441, 1705, 1767, 1965, 2489, 2945, 3135, 4061, 4323, 5115, 6479, 7205, 7467, 8835, 12183, 12445, 19437, 20305, 21615, 27379, 32395, 37335, 44671, 60915, 77159, 82137, 97185, 134013, 136895, 223355, 231477, 385795, 410685, 670065, 848749, 1157385, 2546247, 4243745, 12731235]

約数ペア:

[(1, 12731235), (3, 4243745), (5, 2546247), (11, 1157385), (15, 848749), (19, 670065), (31, 410685), (33, 385795), (55, 231477), (57, 223355), (93, 136895), (95, 134013), (131, 97185), (155, 82137), (165, 77159), (209, 60915), (285, 44671), (341, 37335), (393, 32395), (465, 27379), (589, 21615), (627, 20305), (655, 19437), (1023, 12445), (1045, 12183), (1441, 8835), (1705, 7467), (1767, 7205), (1965, 6479), (2489, 5115), (2945, 4323), (3135, 4061)]