891026388

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{505117}}^1$

素因数の和:505141

約数の個数: 54

約数和(自身を含む): 2620047066

約数和(自身を除く): 1729020678

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 505117, 1010234, 1515351, 2020468, 3030702, 3535819, 4546053, 6061404, 7071638, 9092106, 10607457, 14143276, 18184212, 21214914, 24750733, 31822371, 42429828, 49501466, 63644742, 74252199, 99002932, 127289484, 148504398, 222756597, 297008796, 445513194, 891026388]

約数ペア:

[(1, 891026388), (2, 445513194), (3, 297008796), (4, 222756597), (6, 148504398), (7, 127289484), (9, 99002932), (12, 74252199), (14, 63644742), (18, 49501466), (21, 42429828), (28, 31822371), (36, 24750733), (42, 21214914), (49, 18184212), (63, 14143276), (84, 10607457), (98, 9092106), (126, 7071638), (147, 6061404), (196, 4546053), (252, 3535819), (294, 3030702), (441, 2020468), (588, 1515351), (882, 1010234), (1764, 505117)]