201645855

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16061}}^1$

素因数の和:16109

約数の個数: 40

約数和(自身を含む): 373152384

約数和(自身を除く): 171506529

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 16061, 48183, 80305, 144549, 240915, 433647, 497891, 722745, 1300941, 1493673, 2168235, 2489455, 4481019, 6504705, 7468365, 13443057, 22405095, 40329171, 67215285, 201645855]

約数ペア:

[(1, 201645855), (3, 67215285), (5, 40329171), (9, 22405095), (15, 13443057), (27, 7468365), (31, 6504705), (45, 4481019), (81, 2489455), (93, 2168235), (135, 1493673), (155, 1300941), (279, 722745), (405, 497891), (465, 433647), (837, 240915), (1395, 144549), (2511, 80305), (4185, 48183), (12555, 16061)]