285433988

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{659}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 591360000

約数和(自身を除く): 305926012

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 499, 659, 868, 998, 1318, 1996, 2636, 3493, 4613, 6986, 9226, 13972, 15469, 18452, 20429, 30938, 40858, 61876, 81716, 108283, 143003, 216566, 286006, 328841, 433132, 572012, 657682, 1315364, 2301887, 4603774, 9207548, 10194071, 20388142, 40776284, 71358497, 142716994, 285433988]

約数ペア:

[(1, 285433988), (2, 142716994), (4, 71358497), (7, 40776284), (14, 20388142), (28, 10194071), (31, 9207548), (62, 4603774), (124, 2301887), (217, 1315364), (434, 657682), (499, 572012), (659, 433132), (868, 328841), (998, 286006), (1318, 216566), (1996, 143003), (2636, 108283), (3493, 81716), (4613, 61876), (6986, 40858), (9226, 30938), (13972, 20429), (15469, 18452)]