201859028

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^2\times {\mathrm{557}}^1$

素因数の和:661

約数の個数: 54

約数和(自身を含む): 421461306

約数和(自身を除く): 219602278

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 557, 602, 1114, 1204, 1849, 2107, 2228, 3698, 3899, 4214, 7396, 7798, 8428, 12943, 15596, 23951, 25886, 27293, 47902, 51772, 54586, 90601, 95804, 109172, 167657, 181202, 335314, 362404, 670628, 1029893, 1173599, 2059786, 2347198, 4119572, 4694396, 7209251, 14418502, 28837004, 50464757, 100929514, 201859028]

約数ペア:

[(1, 201859028), (2, 100929514), (4, 50464757), (7, 28837004), (14, 14418502), (28, 7209251), (43, 4694396), (49, 4119572), (86, 2347198), (98, 2059786), (172, 1173599), (196, 1029893), (301, 670628), (557, 362404), (602, 335314), (1114, 181202), (1204, 167657), (1849, 109172), (2107, 95804), (2228, 90601), (3698, 54586), (3899, 51772), (4214, 47902), (7396, 27293), (7798, 25886), (8428, 23951), (12943, 15596)]