2159855205

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 3656959488

約数和(自身を除く): 1497104283

約数列:

[1, 3, 5, 15, 37, 53, 101, 111, 159, 185, 265, 303, 505, 555, 727, 795, 1515, 1961, 2181, 3635, 3737, 5353, 5883, 9805, 10905, 11211, 16059, 18685, 26765, 26899, 29415, 38531, 56055, 73427, 80295, 80697, 115593, 134495, 192655, 198061, 220281, 367135, 403485, 577965, 594183, 990305, 1101405, 1425647, 2716799, 2970915, 3891631, 4276941, 7128235, 8150397, 11674893, 13583995, 19458155, 21384705, 40751985, 58374465, 143990347, 431971041, 719951735, 2159855205]

約数ペア:

[(1, 2159855205), (3, 719951735), (5, 431971041), (15, 143990347), (37, 58374465), (53, 40751985), (101, 21384705), (111, 19458155), (159, 13583995), (185, 11674893), (265, 8150397), (303, 7128235), (505, 4276941), (555, 3891631), (727, 2970915), (795, 2716799), (1515, 1425647), (1961, 1101405), (2181, 990305), (3635, 594183), (3737, 577965), (5353, 403485), (5883, 367135), (9805, 220281), (10905, 198061), (11211, 192655), (16059, 134495), (18685, 115593), (26765, 80697), (26899, 80295), (29415, 73427), (38531, 56055)]