17321778

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 38952576

約数和(自身を除く): 21630798

約数列:

[1, 2, 3, 6, 9, 18, 53, 67, 106, 134, 159, 201, 271, 318, 402, 477, 542, 603, 813, 954, 1206, 1626, 2439, 3551, 4878, 7102, 10653, 14363, 18157, 21306, 28726, 31959, 36314, 43089, 54471, 63918, 86178, 108942, 129267, 163413, 258534, 326826, 962321, 1924642, 2886963, 5773926, 8660889, 17321778]

約数ペア:

[(1, 17321778), (2, 8660889), (3, 5773926), (6, 2886963), (9, 1924642), (18, 962321), (53, 326826), (67, 258534), (106, 163413), (134, 129267), (159, 108942), (201, 86178), (271, 63918), (318, 54471), (402, 43089), (477, 36314), (542, 31959), (603, 28726), (813, 21306), (954, 18157), (1206, 14363), (1626, 10653), (2439, 7102), (3551, 4878)]