287400958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1\times {\mathrm{491}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 476098560

約数和(自身を除く): 188697602

約数列:

[1, 2, 13, 26, 47, 94, 479, 491, 611, 958, 982, 1222, 6227, 6383, 12454, 12766, 22513, 23077, 45026, 46154, 235189, 292669, 300001, 470378, 585338, 600002, 3057457, 6114914, 11053883, 22107766, 143700479, 287400958]

約数ペア:

[(1, 287400958), (2, 143700479), (13, 22107766), (26, 11053883), (47, 6114914), (94, 3057457), (479, 600002), (491, 585338), (611, 470378), (958, 300001), (982, 292669), (1222, 235189), (6227, 46154), (6383, 45026), (12454, 23077), (12766, 22513)]