90899718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{727}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 225039360

約数和(自身を除く): 134139642

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 229, 273, 458, 546, 687, 727, 1374, 1454, 1603, 2181, 2977, 3206, 4362, 4809, 5089, 5954, 8931, 9451, 9618, 10178, 15267, 17862, 18902, 20839, 28353, 30534, 41678, 56706, 62517, 66157, 125034, 132314, 166483, 198471, 332966, 396942, 499449, 998898, 1165381, 2164279, 2330762, 3496143, 4328558, 6492837, 6992286, 12985674, 15149953, 30299906, 45449859, 90899718]

約数ペア:

[(1, 90899718), (2, 45449859), (3, 30299906), (6, 15149953), (7, 12985674), (13, 6992286), (14, 6492837), (21, 4328558), (26, 3496143), (39, 2330762), (42, 2164279), (78, 1165381), (91, 998898), (182, 499449), (229, 396942), (273, 332966), (458, 198471), (546, 166483), (687, 132314), (727, 125034), (1374, 66157), (1454, 62517), (1603, 56706), (2181, 41678), (2977, 30534), (3206, 28353), (4362, 20839), (4809, 18902), (5089, 17862), (5954, 15267), (8931, 10178), (9451, 9618)]