215884158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:689

約数の個数: 64

約数和(自身を含む): 505999872

約数和(自身を除く): 290115714

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 293, 318, 331, 371, 586, 662, 742, 879, 993, 1113, 1758, 1986, 2051, 2226, 2317, 4102, 4634, 6153, 6951, 12306, 13902, 15529, 17543, 31058, 35086, 46587, 52629, 93174, 96983, 105258, 108703, 122801, 193966, 217406, 245602, 290949, 326109, 368403, 581898, 652218, 678881, 736806, 1357762, 2036643, 4073286, 5140099, 10280198, 15420297, 30840594, 35980693, 71961386, 107942079, 215884158]

約数ペア:

[(1, 215884158), (2, 107942079), (3, 71961386), (6, 35980693), (7, 30840594), (14, 15420297), (21, 10280198), (42, 5140099), (53, 4073286), (106, 2036643), (159, 1357762), (293, 736806), (318, 678881), (331, 652218), (371, 581898), (586, 368403), (662, 326109), (742, 290949), (879, 245602), (993, 217406), (1113, 193966), (1758, 122801), (1986, 108703), (2051, 105258), (2226, 96983), (2317, 93174), (4102, 52629), (4634, 46587), (6153, 35086), (6951, 31058), (12306, 17543), (13902, 15529)]