87228428

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 192362688

約数和(自身を除く): 105134260

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 49, 68, 94, 98, 119, 188, 196, 238, 329, 476, 557, 658, 799, 833, 1114, 1316, 1598, 1666, 2228, 2303, 3196, 3332, 3899, 4606, 5593, 7798, 9212, 9469, 11186, 15596, 18938, 22372, 26179, 27293, 37876, 39151, 52358, 54586, 66283, 78302, 104716, 109172, 132566, 156604, 183253, 265132, 366506, 445043, 463981, 733012, 890086, 927962, 1282771, 1780172, 1855924, 2565542, 3115301, 5131084, 6230602, 12461204, 21807107, 43614214, 87228428]

約数ペア:

[(1, 87228428), (2, 43614214), (4, 21807107), (7, 12461204), (14, 6230602), (17, 5131084), (28, 3115301), (34, 2565542), (47, 1855924), (49, 1780172), (68, 1282771), (94, 927962), (98, 890086), (119, 733012), (188, 463981), (196, 445043), (238, 366506), (329, 265132), (476, 183253), (557, 156604), (658, 132566), (799, 109172), (833, 104716), (1114, 78302), (1316, 66283), (1598, 54586), (1666, 52358), (2228, 39151), (2303, 37876), (3196, 27293), (3332, 26179), (3899, 22372), (4606, 18938), (5593, 15596), (7798, 11186), (9212, 9469)]