203371441

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 257644800

約数和(自身を除く): 54273359

約数列:

[1, 7, 13, 53, 91, 149, 283, 371, 689, 1043, 1937, 1981, 3679, 4823, 7897, 13559, 14999, 25753, 42167, 55279, 102661, 104993, 194987, 295169, 548171, 718627, 1364909, 2234851, 3837197, 15643957, 29053063, 203371441]

約数ペア:

[(1, 203371441), (7, 29053063), (13, 15643957), (53, 3837197), (91, 2234851), (149, 1364909), (283, 718627), (371, 548171), (689, 295169), (1043, 194987), (1937, 104993), (1981, 102661), (3679, 55279), (4823, 42167), (7897, 25753), (13559, 14999)]