28430038

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5039}}^1$

素因数の和:5092

約数の個数: 32

約数和(自身を含む): 54190080

約数和(自身を除く): 25760042

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5039, 5642, 10078, 35273, 65507, 70546, 131014, 156209, 312418, 458549, 917098, 1093463, 2030717, 2186926, 4061434, 14215019, 28430038]

約数ペア:

[(1, 28430038), (2, 14215019), (7, 4061434), (13, 2186926), (14, 2030717), (26, 1093463), (31, 917098), (62, 458549), (91, 312418), (182, 156209), (217, 131014), (403, 70546), (434, 65507), (806, 35273), (2821, 10078), (5039, 5642)]