219020571

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6197}}^1$

素因数の和:6241

約数の個数: 64

約数和(自身を含む): 428405760

約数和(自身を除く): 209385189

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 77, 99, 119, 153, 187, 189, 231, 297, 357, 459, 561, 693, 1071, 1309, 1683, 2079, 3213, 3927, 5049, 6197, 11781, 18591, 35343, 43379, 55773, 68167, 105349, 130137, 167319, 204501, 316047, 390411, 477169, 613503, 737443, 948141, 1158839, 1171233, 1431507, 1840509, 2212329, 2844423, 3476517, 4294521, 6636987, 8111873, 10429551, 12883563, 19910961, 24335619, 31288653, 73006857, 219020571]

約数ペア:

[(1, 219020571), (3, 73006857), (7, 31288653), (9, 24335619), (11, 19910961), (17, 12883563), (21, 10429551), (27, 8111873), (33, 6636987), (51, 4294521), (63, 3476517), (77, 2844423), (99, 2212329), (119, 1840509), (153, 1431507), (187, 1171233), (189, 1158839), (231, 948141), (297, 737443), (357, 613503), (459, 477169), (561, 390411), (693, 316047), (1071, 204501), (1309, 167319), (1683, 130137), (2079, 105349), (3213, 68167), (3927, 55773), (5049, 43379), (6197, 35343), (11781, 18591)]