418497121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 516907008

約数和(自身を除く): 98409887

約数列:

[1, 7, 23, 37, 161, 163, 259, 431, 851, 1141, 3017, 3749, 5957, 6031, 9913, 15947, 26243, 42217, 69391, 70253, 111629, 138713, 366781, 491771, 970991, 1615819, 2567467, 2599361, 11310733, 18195527, 59785303, 418497121]

約数ペア:

[(1, 418497121), (7, 59785303), (23, 18195527), (37, 11310733), (161, 2599361), (163, 2567467), (259, 1615819), (431, 970991), (851, 491771), (1141, 366781), (3017, 138713), (3749, 111629), (5957, 70253), (6031, 69391), (9913, 42217), (15947, 26243)]