249512835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1307}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 474647040

約数和(自身を除く): 225134205

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 89, 143, 165, 195, 267, 429, 445, 715, 979, 1157, 1307, 1335, 2145, 2937, 3471, 3921, 4895, 5785, 6535, 12727, 14377, 14685, 16991, 17355, 19605, 38181, 43131, 50973, 63635, 71885, 84955, 116323, 186901, 190905, 215655, 254865, 348969, 560703, 581615, 934505, 1279553, 1512199, 1744845, 2803515, 3838659, 4536597, 6397765, 7560995, 16634189, 19193295, 22682985, 49902567, 83170945, 249512835]

約数ペア:

[(1, 249512835), (3, 83170945), (5, 49902567), (11, 22682985), (13, 19193295), (15, 16634189), (33, 7560995), (39, 6397765), (55, 4536597), (65, 3838659), (89, 2803515), (143, 1744845), (165, 1512199), (195, 1279553), (267, 934505), (429, 581615), (445, 560703), (715, 348969), (979, 254865), (1157, 215655), (1307, 190905), (1335, 186901), (2145, 116323), (2937, 84955), (3471, 71885), (3921, 63635), (4895, 50973), (5785, 43131), (6535, 38181), (12727, 19605), (14377, 17355), (14685, 16991)]