221307876

素因数分解:

$2^2\times 3^5\times {\mathrm{223}}^1\times {\mathrm{1021}}^1$

素因数の和:1263

約数の個数: 72

約数和(自身を含む): 583308544

約数和(自身を除く): 362000668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 223, 243, 324, 446, 486, 669, 892, 972, 1021, 1338, 2007, 2042, 2676, 3063, 4014, 4084, 6021, 6126, 8028, 9189, 12042, 12252, 18063, 18378, 24084, 27567, 36126, 36756, 54189, 55134, 72252, 82701, 108378, 110268, 165402, 216756, 227683, 248103, 330804, 455366, 496206, 683049, 910732, 992412, 1366098, 2049147, 2732196, 4098294, 6147441, 8196588, 12294882, 18442323, 24589764, 36884646, 55326969, 73769292, 110653938, 221307876]

約数ペア:

[(1, 221307876), (2, 110653938), (3, 73769292), (4, 55326969), (6, 36884646), (9, 24589764), (12, 18442323), (18, 12294882), (27, 8196588), (36, 6147441), (54, 4098294), (81, 2732196), (108, 2049147), (162, 1366098), (223, 992412), (243, 910732), (324, 683049), (446, 496206), (486, 455366), (669, 330804), (892, 248103), (972, 227683), (1021, 216756), (1338, 165402), (2007, 110268), (2042, 108378), (2676, 82701), (3063, 72252), (4014, 55134), (4084, 54189), (6021, 36756), (6126, 36126), (8028, 27567), (9189, 24084), (12042, 18378), (12252, 18063)]