210928515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{523}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 405651456

約数和(自身を除く): 194722941

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 167, 345, 483, 501, 523, 805, 835, 1169, 1569, 2415, 2505, 2615, 3507, 3661, 3841, 5845, 7845, 10983, 11523, 12029, 17535, 18305, 19205, 26887, 36087, 54915, 57615, 60145, 80661, 84203, 87341, 134435, 180435, 252609, 262023, 403305, 421015, 436705, 611387, 1263045, 1310115, 1834161, 2008843, 3056935, 6026529, 9170805, 10044215, 14061901, 30132645, 42185703, 70309505, 210928515]

約数ペア:

[(1, 210928515), (3, 70309505), (5, 42185703), (7, 30132645), (15, 14061901), (21, 10044215), (23, 9170805), (35, 6026529), (69, 3056935), (105, 2008843), (115, 1834161), (161, 1310115), (167, 1263045), (345, 611387), (483, 436705), (501, 421015), (523, 403305), (805, 262023), (835, 252609), (1169, 180435), (1569, 134435), (2415, 87341), (2505, 84203), (2615, 80661), (3507, 60145), (3661, 57615), (3841, 54915), (5845, 36087), (7845, 26887), (10983, 19205), (11523, 18305), (12029, 17535)]