15827890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 30990960

約数和(自身を除く): 15163070

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1117, 1417, 2234, 2834, 5585, 7085, 11170, 14170, 14521, 29042, 72605, 121753, 145210, 243506, 608765, 1217530, 1582789, 3165578, 7913945, 15827890]

約数ペア:

[(1, 15827890), (2, 7913945), (5, 3165578), (10, 1582789), (13, 1217530), (26, 608765), (65, 243506), (109, 145210), (130, 121753), (218, 72605), (545, 29042), (1090, 14521), (1117, 14170), (1417, 11170), (2234, 7085), (2834, 5585)]