202179789

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{401}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 343160064

約数和(自身を除く): 140980275

約数列:

[1, 3, 7, 9, 21, 53, 63, 151, 159, 371, 401, 453, 477, 1057, 1113, 1203, 1359, 2807, 3171, 3339, 3609, 8003, 8421, 9513, 21253, 24009, 25263, 56021, 60551, 63759, 72027, 148771, 168063, 181653, 191277, 423857, 446313, 504189, 544959, 1271571, 1338939, 3209203, 3814713, 9627609, 22464421, 28882827, 67393263, 202179789]

約数ペア:

[(1, 202179789), (3, 67393263), (7, 28882827), (9, 22464421), (21, 9627609), (53, 3814713), (63, 3209203), (151, 1338939), (159, 1271571), (371, 544959), (401, 504189), (453, 446313), (477, 423857), (1057, 191277), (1113, 181653), (1203, 168063), (1359, 148771), (2807, 72027), (3171, 63759), (3339, 60551), (3609, 56021), (8003, 25263), (8421, 24009), (9513, 21253)]