215686962

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{541}}^1$

素因数の和:685

約数の個数: 80

約数和(自身を含む): 509965632

約数和(自身を除く): 294278670

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 107, 138, 162, 207, 214, 321, 414, 541, 621, 642, 963, 1082, 1242, 1623, 1863, 1926, 2461, 2889, 3246, 3726, 4869, 4922, 5778, 7383, 8667, 9738, 12443, 14607, 14766, 17334, 22149, 24886, 29214, 37329, 43821, 44298, 57887, 66447, 74658, 87642, 111987, 115774, 132894, 173661, 199341, 223974, 335961, 347322, 398682, 520983, 671922, 1007883, 1041966, 1331401, 1562949, 2015766, 2662802, 3125898, 3994203, 4688847, 7988406, 9377694, 11982609, 23965218, 35947827, 71895654, 107843481, 215686962]

約数ペア:

[(1, 215686962), (2, 107843481), (3, 71895654), (6, 35947827), (9, 23965218), (18, 11982609), (23, 9377694), (27, 7988406), (46, 4688847), (54, 3994203), (69, 3125898), (81, 2662802), (107, 2015766), (138, 1562949), (162, 1331401), (207, 1041966), (214, 1007883), (321, 671922), (414, 520983), (541, 398682), (621, 347322), (642, 335961), (963, 223974), (1082, 199341), (1242, 173661), (1623, 132894), (1863, 115774), (1926, 111987), (2461, 87642), (2889, 74658), (3246, 66447), (3726, 57887), (4869, 44298), (4922, 43821), (5778, 37329), (7383, 29214), (8667, 24886), (9738, 22149), (12443, 17334), (14607, 14766)]