213089828

素因数分解:

$2^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{18427}}^1$

素因数の和:18504

約数の個数: 36

約数和(自身を含む): 441166320

約数和(自身を除く): 228076492

約数列:

[1, 2, 4, 7, 14, 28, 49, 59, 98, 118, 196, 236, 413, 826, 1652, 2891, 5782, 11564, 18427, 36854, 73708, 128989, 257978, 515956, 902923, 1087193, 1805846, 2174386, 3611692, 4348772, 7610351, 15220702, 30441404, 53272457, 106544914, 213089828]

約数ペア:

[(1, 213089828), (2, 106544914), (4, 53272457), (7, 30441404), (14, 15220702), (28, 7610351), (49, 4348772), (59, 3611692), (98, 2174386), (118, 1805846), (196, 1087193), (236, 902923), (413, 515956), (826, 257978), (1652, 128989), (2891, 73708), (5782, 36854), (11564, 18427)]