1780702995

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{13883}}^1$

素因数の和:14411

約数の個数: 32

約数和(自身を含む): 3022935552

約数和(自身を除く): 1242232557

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 503, 1509, 2515, 7545, 8551, 13883, 25653, 41649, 42755, 69415, 128265, 208245, 236011, 708033, 1180055, 3540165, 6983149, 20949447, 34915745, 104747235, 118713533, 356140599, 593567665, 1780702995]

約数ペア:

[(1, 1780702995), (3, 593567665), (5, 356140599), (15, 118713533), (17, 104747235), (51, 34915745), (85, 20949447), (255, 6983149), (503, 3540165), (1509, 1180055), (2515, 708033), (7545, 236011), (8551, 208245), (13883, 128265), (25653, 69415), (41649, 42755)]