157831278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 353548800

約数和(自身を除く): 195717522

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 122, 183, 197, 199, 366, 394, 398, 591, 597, 671, 1182, 1194, 1342, 2013, 2167, 2189, 4026, 4334, 4378, 6501, 6567, 12017, 12139, 13002, 13134, 24034, 24278, 36051, 36417, 39203, 72102, 72834, 78406, 117609, 132187, 133529, 235218, 264374, 267058, 396561, 400587, 431233, 793122, 801174, 862466, 1293699, 2391383, 2587398, 4782766, 7174149, 14348298, 26305213, 52610426, 78915639, 157831278]

約数ペア:

[(1, 157831278), (2, 78915639), (3, 52610426), (6, 26305213), (11, 14348298), (22, 7174149), (33, 4782766), (61, 2587398), (66, 2391383), (122, 1293699), (183, 862466), (197, 801174), (199, 793122), (366, 431233), (394, 400587), (398, 396561), (591, 267058), (597, 264374), (671, 235218), (1182, 133529), (1194, 132187), (1342, 117609), (2013, 78406), (2167, 72834), (2189, 72102), (4026, 39203), (4334, 36417), (4378, 36051), (6501, 24278), (6567, 24034), (12017, 13134), (12139, 13002)]