199913805

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16273}}^1$

素因数の和:16307

約数の個数: 64

約数和(自身を含む): 437445120

約数和(自身を除く): 237531315

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 189, 195, 273, 315, 351, 455, 585, 819, 945, 1365, 1755, 2457, 4095, 12285, 16273, 48819, 81365, 113911, 146457, 211549, 244095, 341733, 439371, 569555, 634647, 732285, 1025199, 1057745, 1480843, 1708665, 1903941, 2196855, 3075597, 3173235, 4442529, 5125995, 5711823, 7404215, 9519705, 13327587, 15377985, 22212645, 28559115, 39982761, 66637935, 199913805]

約数ペア:

[(1, 199913805), (3, 66637935), (5, 39982761), (7, 28559115), (9, 22212645), (13, 15377985), (15, 13327587), (21, 9519705), (27, 7404215), (35, 5711823), (39, 5125995), (45, 4442529), (63, 3173235), (65, 3075597), (91, 2196855), (105, 1903941), (117, 1708665), (135, 1480843), (189, 1057745), (195, 1025199), (273, 732285), (315, 634647), (351, 569555), (455, 439371), (585, 341733), (819, 244095), (945, 211549), (1365, 146457), (1755, 113911), (2457, 81365), (4095, 48819), (12285, 16273)]