216913519395

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{242873}}^1$

素因数の和:243196

約数の個数: 48

約数和(自身を含む): 381914507520

約数和(自身を除く): 165000988125

約数列:

[1, 3, 5, 9, 15, 45, 89, 223, 267, 445, 669, 801, 1115, 1335, 2007, 3345, 4005, 10035, 19847, 59541, 99235, 178623, 242873, 297705, 728619, 893115, 1214365, 2185857, 3643095, 10929285, 21615697, 54160679, 64847091, 108078485, 162482037, 194541273, 270803395, 324235455, 487446111, 812410185, 972706365, 2437230555, 4820300431, 14460901293, 24101502155, 43382703879, 72304506465, 216913519395]

約数ペア:

[(1, 216913519395), (3, 72304506465), (5, 43382703879), (9, 24101502155), (15, 14460901293), (45, 4820300431), (89, 2437230555), (223, 972706365), (267, 812410185), (445, 487446111), (669, 324235455), (801, 270803395), (1115, 194541273), (1335, 162482037), (2007, 108078485), (3345, 64847091), (4005, 54160679), (10035, 21615697), (19847, 10929285), (59541, 3643095), (99235, 2185857), (178623, 1214365), (242873, 893115), (297705, 728619)]