28982985

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 48294912

約数和(自身を除く): 19311927

約数列:

[1, 3, 5, 15, 31, 93, 155, 157, 397, 465, 471, 785, 1191, 1985, 2355, 4867, 5955, 12307, 14601, 24335, 36921, 61535, 62329, 73005, 184605, 186987, 311645, 934935, 1932199, 5796597, 9660995, 28982985]

約数ペア:

[(1, 28982985), (3, 9660995), (5, 5796597), (15, 1932199), (31, 934935), (93, 311645), (155, 186987), (157, 184605), (397, 73005), (465, 62329), (471, 61535), (785, 36921), (1191, 24335), (1985, 14601), (2355, 12307), (4867, 5955)]