28861574

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 51057216

約数和(自身を除く): 22195642

約数列:

[1, 2, 7, 14, 53, 97, 106, 194, 371, 401, 679, 742, 802, 1358, 2807, 5141, 5614, 10282, 21253, 35987, 38897, 42506, 71974, 77794, 148771, 272279, 297542, 544558, 2061541, 4123082, 14430787, 28861574]

約数ペア:

[(1, 28861574), (2, 14430787), (7, 4123082), (14, 2061541), (53, 544558), (97, 297542), (106, 272279), (194, 148771), (371, 77794), (401, 71974), (679, 42506), (742, 38897), (802, 35987), (1358, 21253), (2807, 10282), (5141, 5614)]