890908164

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{1723}}^1$

素因数の和:2057

約数の個数: 72

約数和(自身を含む): 2304312192

約数和(自身を除く): 1413404028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 271, 318, 477, 542, 636, 813, 954, 1084, 1626, 1723, 1908, 2439, 3252, 3446, 4878, 5169, 6892, 9756, 10338, 14363, 15507, 20676, 28726, 31014, 43089, 57452, 62028, 86178, 91319, 129267, 172356, 182638, 258534, 273957, 365276, 466933, 517068, 547914, 821871, 933866, 1095828, 1400799, 1643742, 1867732, 2801598, 3287484, 4202397, 5603196, 8404794, 16809588, 24747449, 49494898, 74242347, 98989796, 148484694, 222727041, 296969388, 445454082, 890908164]

約数ペア:

[(1, 890908164), (2, 445454082), (3, 296969388), (4, 222727041), (6, 148484694), (9, 98989796), (12, 74242347), (18, 49494898), (36, 24747449), (53, 16809588), (106, 8404794), (159, 5603196), (212, 4202397), (271, 3287484), (318, 2801598), (477, 1867732), (542, 1643742), (636, 1400799), (813, 1095828), (954, 933866), (1084, 821871), (1626, 547914), (1723, 517068), (1908, 466933), (2439, 365276), (3252, 273957), (3446, 258534), (4878, 182638), (5169, 172356), (6892, 129267), (9756, 91319), (10338, 86178), (14363, 62028), (15507, 57452), (20676, 43089), (28726, 31014)]