66171315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 124055712

約数和(自身を除く): 57884397

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 197, 245, 457, 591, 735, 985, 1371, 1379, 2285, 2955, 3199, 4137, 6855, 6895, 9597, 9653, 15995, 20685, 22393, 28959, 47985, 48265, 67179, 90029, 111965, 144795, 270087, 335895, 450145, 630203, 1350435, 1890609, 3151015, 4411421, 9453045, 13234263, 22057105, 66171315]

約数ペア:

[(1, 66171315), (3, 22057105), (5, 13234263), (7, 9453045), (15, 4411421), (21, 3151015), (35, 1890609), (49, 1350435), (105, 630203), (147, 450145), (197, 335895), (245, 270087), (457, 144795), (591, 111965), (735, 90029), (985, 67179), (1371, 48265), (1379, 47985), (2285, 28959), (2955, 22393), (3199, 20685), (4137, 15995), (6855, 9653), (6895, 9597)]