6419945

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 9332736

約数和(自身を除く): 2912791

約数列:

[1, 5, 7, 31, 35, 61, 97, 155, 217, 305, 427, 485, 679, 1085, 1891, 2135, 3007, 3395, 5917, 9455, 13237, 15035, 21049, 29585, 41419, 66185, 105245, 183427, 207095, 917135, 1283989, 6419945]

約数ペア:

[(1, 6419945), (5, 1283989), (7, 917135), (31, 207095), (35, 183427), (61, 105245), (97, 66185), (155, 41419), (217, 29585), (305, 21049), (427, 15035), (485, 13237), (679, 9455), (1085, 5917), (1891, 3395), (2135, 3007)]