281997090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{44131}}^1$

素因数の和:44215

約数の個数: 48

約数和(自身を含む): 743535936

約数和(自身を除く): 461538846

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 44131, 88262, 132393, 220655, 264786, 397179, 441310, 661965, 794358, 1323930, 1985895, 3133301, 3971790, 6266602, 9399903, 15666505, 18799806, 28199709, 31333010, 46999515, 56399418, 93999030, 140998545, 281997090]

約数ペア:

[(1, 281997090), (2, 140998545), (3, 93999030), (5, 56399418), (6, 46999515), (9, 31333010), (10, 28199709), (15, 18799806), (18, 15666505), (30, 9399903), (45, 6266602), (71, 3971790), (90, 3133301), (142, 1985895), (213, 1323930), (355, 794358), (426, 661965), (639, 441310), (710, 397179), (1065, 264786), (1278, 220655), (2130, 132393), (3195, 88262), (6390, 44131)]