291946284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{877}}^1\times {\mathrm{1321}}^1$

素因数の和:2215

約数の個数: 72

約数和(自身を含む): 845001248

約数和(自身を除く): 553054964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 877, 1321, 1754, 2631, 2642, 3508, 3963, 5262, 5284, 6139, 7893, 7926, 9247, 10524, 11889, 12278, 15786, 15852, 18417, 18494, 23778, 24556, 27741, 31572, 36834, 36988, 47556, 55251, 55482, 73668, 83223, 110502, 110964, 166446, 221004, 332892, 1158517, 2317034, 3475551, 4634068, 6951102, 8109619, 10426653, 13902204, 16219238, 20853306, 24328857, 32438476, 41706612, 48657714, 72986571, 97315428, 145973142, 291946284]

約数ペア:

[(1, 291946284), (2, 145973142), (3, 97315428), (4, 72986571), (6, 48657714), (7, 41706612), (9, 32438476), (12, 24328857), (14, 20853306), (18, 16219238), (21, 13902204), (28, 10426653), (36, 8109619), (42, 6951102), (63, 4634068), (84, 3475551), (126, 2317034), (252, 1158517), (877, 332892), (1321, 221004), (1754, 166446), (2631, 110964), (2642, 110502), (3508, 83223), (3963, 73668), (5262, 55482), (5284, 55251), (6139, 47556), (7893, 36988), (7926, 36834), (9247, 31572), (10524, 27741), (11889, 24556), (12278, 23778), (15786, 18494), (15852, 18417)]