490214284

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{857}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 1014773760

約数和(自身を除く): 524559476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 659, 857, 868, 1318, 1714, 2636, 3428, 4613, 5999, 9226, 11998, 18452, 20429, 23996, 26567, 40858, 53134, 81716, 106268, 143003, 185969, 286006, 371938, 564763, 572012, 743876, 1129526, 2259052, 3953341, 7906682, 15813364, 17507653, 35015306, 70030612, 122553571, 245107142, 490214284]

約数ペア:

[(1, 490214284), (2, 245107142), (4, 122553571), (7, 70030612), (14, 35015306), (28, 17507653), (31, 15813364), (62, 7906682), (124, 3953341), (217, 2259052), (434, 1129526), (659, 743876), (857, 572012), (868, 564763), (1318, 371938), (1714, 286006), (2636, 185969), (3428, 143003), (4613, 106268), (5999, 81716), (9226, 53134), (11998, 40858), (18452, 26567), (20429, 23996)]