19291285275

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{59693}}^1$

素因数の和:59876

約数の個数: 48

約数和(自身を含む): 33161210880

約数和(自身を除く): 13869925605

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 139, 155, 417, 465, 695, 775, 2085, 2325, 3475, 4309, 10425, 12927, 21545, 59693, 64635, 107725, 179079, 298465, 323175, 895395, 1492325, 1850483, 4476975, 5551449, 8297327, 9252415, 24891981, 27757245, 41486635, 46262075, 124459905, 138786225, 207433175, 257217137, 622299525, 771651411, 1286085685, 3858257055, 6430428425, 19291285275]

約数ペア:

[(1, 19291285275), (3, 6430428425), (5, 3858257055), (15, 1286085685), (25, 771651411), (31, 622299525), (75, 257217137), (93, 207433175), (139, 138786225), (155, 124459905), (417, 46262075), (465, 41486635), (695, 27757245), (775, 24891981), (2085, 9252415), (2325, 8297327), (3475, 5551449), (4309, 4476975), (10425, 1850483), (12927, 1492325), (21545, 895395), (59693, 323175), (64635, 298465), (107725, 179079)]