211399136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{508171}}^1$

素因数の和:508194

約数の個数: 24

約数和(自身を含む): 448207704

約数和(自身を除く): 236808568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 508171, 1016342, 2032684, 4065368, 6606223, 8130736, 13212446, 16261472, 26424892, 52849784, 105699568, 211399136]

約数ペア:

[(1, 211399136), (2, 105699568), (4, 52849784), (8, 26424892), (13, 16261472), (16, 13212446), (26, 8130736), (32, 6606223), (52, 4065368), (104, 2032684), (208, 1016342), (416, 508171)]