15663998372

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 30418227840

約数和(自身を除く): 14754229468

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 271, 307, 389, 484, 542, 614, 778, 1084, 1228, 1556, 2981, 3377, 4279, 5962, 6754, 8558, 11924, 13508, 17116, 32791, 37147, 47069, 65582, 74294, 83197, 94138, 105419, 119423, 131164, 148588, 166394, 188276, 210838, 238846, 332788, 421676, 477692, 915167, 1159609, 1313653, 1830334, 2319218, 2627306, 3660668, 4638436, 5254612, 10066837, 12755699, 14450183, 20133674, 25511398, 28900366, 32363633, 40267348, 51022796, 57800732, 64727266, 129454532, 355999963, 711999926, 1423999852, 3915999593, 7831999186, 15663998372]

約数ペア:

[(1, 15663998372), (2, 7831999186), (4, 3915999593), (11, 1423999852), (22, 711999926), (44, 355999963), (121, 129454532), (242, 64727266), (271, 57800732), (307, 51022796), (389, 40267348), (484, 32363633), (542, 28900366), (614, 25511398), (778, 20133674), (1084, 14450183), (1228, 12755699), (1556, 10066837), (2981, 5254612), (3377, 4638436), (4279, 3660668), (5962, 2627306), (6754, 2319218), (8558, 1830334), (11924, 1313653), (13508, 1159609), (17116, 915167), (32791, 477692), (37147, 421676), (47069, 332788), (65582, 238846), (74294, 210838), (83197, 188276), (94138, 166394), (105419, 148588), (119423, 131164)]