217018228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{13159}}^1$

素因数の和:13220

約数の個数: 48

約数和(自身を含む): 471654400

約数和(自身を除く): 254636172

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 8246, 13159, 16492, 26318, 52636, 92113, 184226, 250021, 368452, 407929, 500042, 815858, 1000084, 1631716, 1750147, 2855503, 3500294, 5711006, 7000588, 7750651, 11422012, 15501302, 31002604, 54254557, 108509114, 217018228]

約数ペア:

[(1, 217018228), (2, 108509114), (4, 54254557), (7, 31002604), (14, 15501302), (19, 11422012), (28, 7750651), (31, 7000588), (38, 5711006), (62, 3500294), (76, 2855503), (124, 1750147), (133, 1631716), (217, 1000084), (266, 815858), (434, 500042), (532, 407929), (589, 368452), (868, 250021), (1178, 184226), (2356, 92113), (4123, 52636), (8246, 26318), (13159, 16492)]