211316190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163811}}^1$

素因数の和:163864

約数の個数: 32

約数和(自身を含む): 518956416

約数和(自身を除く): 307640226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 163811, 327622, 491433, 819055, 982866, 1638110, 2457165, 4914330, 7043873, 14087746, 21131619, 35219365, 42263238, 70438730, 105658095, 211316190]

約数ペア:

[(1, 211316190), (2, 105658095), (3, 70438730), (5, 42263238), (6, 35219365), (10, 21131619), (15, 14087746), (30, 7043873), (43, 4914330), (86, 2457165), (129, 1638110), (215, 982866), (258, 819055), (430, 491433), (645, 327622), (1290, 163811)]