127647555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 241920000

約数和(自身を除く): 114272445

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 149, 199, 205, 287, 447, 597, 615, 745, 861, 995, 1043, 1393, 1435, 2235, 2985, 3129, 4179, 4305, 5215, 6109, 6965, 8159, 15645, 18327, 20895, 24477, 29651, 30545, 40795, 42763, 57113, 88953, 91635, 122385, 128289, 148255, 171339, 207557, 213815, 285565, 444765, 622671, 641445, 856695, 1037785, 1215691, 3113355, 3647073, 6078455, 8509837, 18235365, 25529511, 42549185, 127647555]

約数ペア:

[(1, 127647555), (3, 42549185), (5, 25529511), (7, 18235365), (15, 8509837), (21, 6078455), (35, 3647073), (41, 3113355), (105, 1215691), (123, 1037785), (149, 856695), (199, 641445), (205, 622671), (287, 444765), (447, 285565), (597, 213815), (615, 207557), (745, 171339), (861, 148255), (995, 128289), (1043, 122385), (1393, 91635), (1435, 88953), (2235, 57113), (2985, 42763), (3129, 40795), (4179, 30545), (4305, 29651), (5215, 24477), (6109, 20895), (6965, 18327), (8159, 15645)]