1680172011

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1259}}^1$

素因数の和:1605

約数の個数: 64

約数和(自身を含む): 2980454400

約数和(自身を除く): 1300282389

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 307, 483, 621, 921, 1259, 1449, 2149, 2763, 3777, 4347, 6447, 7061, 8289, 8813, 11331, 19341, 21183, 26439, 28957, 33993, 49427, 58023, 63549, 79317, 86871, 148281, 190647, 202699, 237951, 260613, 386513, 444843, 608097, 781839, 1159539, 1334529, 1824291, 2705591, 3478617, 5472873, 8116773, 8889799, 10435851, 24350319, 26669397, 62228593, 73050957, 80008191, 186685779, 240024573, 560057337, 1680172011]

約数ペア:

[(1, 1680172011), (3, 560057337), (7, 240024573), (9, 186685779), (21, 80008191), (23, 73050957), (27, 62228593), (63, 26669397), (69, 24350319), (161, 10435851), (189, 8889799), (207, 8116773), (307, 5472873), (483, 3478617), (621, 2705591), (921, 1824291), (1259, 1334529), (1449, 1159539), (2149, 781839), (2763, 608097), (3777, 444843), (4347, 386513), (6447, 260613), (7061, 237951), (8289, 202699), (8813, 190647), (11331, 148281), (19341, 86871), (21183, 79317), (26439, 63549), (28957, 58023), (33993, 49427)]