128524641

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2081}}^1$

素因数の和:2281

約数の個数: 32

約数和(自身を含む): 208666368

約数和(自身を除く): 80141727

約数列:

[1, 3, 7, 17, 21, 51, 119, 173, 357, 519, 1211, 2081, 2941, 3633, 6243, 8823, 14567, 20587, 35377, 43701, 61761, 106131, 247639, 360013, 742917, 1080039, 2520091, 6120221, 7560273, 18360663, 42841547, 128524641]

約数ペア:

[(1, 128524641), (3, 42841547), (7, 18360663), (17, 7560273), (21, 6120221), (51, 2520091), (119, 1080039), (173, 742917), (357, 360013), (519, 247639), (1211, 106131), (2081, 61761), (2941, 43701), (3633, 35377), (6243, 20587), (8823, 14567)]