258648195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{6733}}^1$

素因数の和:6951

約数の個数: 32

約数和(自身を含む): 447999552

約数和(自身を除く): 189351357

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 197, 591, 985, 2561, 2955, 6733, 7683, 12805, 20199, 33665, 38415, 87529, 100995, 262587, 437645, 1312935, 1326401, 3979203, 6632005, 17243213, 19896015, 51729639, 86216065, 258648195]

約数ペア:

[(1, 258648195), (3, 86216065), (5, 51729639), (13, 19896015), (15, 17243213), (39, 6632005), (65, 3979203), (195, 1326401), (197, 1312935), (591, 437645), (985, 262587), (2561, 100995), (2955, 87529), (6733, 38415), (7683, 33665), (12805, 20199)]