245626914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1$

素因数の和:2715

約数の個数: 64

約数和(自身を含む): 568270080

約数和(自身を除く): 322643166

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 71, 78, 102, 142, 213, 221, 426, 442, 663, 923, 1207, 1326, 1846, 2414, 2609, 2769, 3621, 5218, 5538, 7242, 7827, 15654, 15691, 31382, 33917, 44353, 47073, 67834, 88706, 94146, 101751, 133059, 185239, 203502, 266118, 370478, 555717, 576589, 1111434, 1153178, 1729767, 2408107, 3149063, 3459534, 4816214, 6298126, 7224321, 9447189, 14448642, 18894378, 40937819, 81875638, 122813457, 245626914]

約数ペア:

[(1, 245626914), (2, 122813457), (3, 81875638), (6, 40937819), (13, 18894378), (17, 14448642), (26, 9447189), (34, 7224321), (39, 6298126), (51, 4816214), (71, 3459534), (78, 3149063), (102, 2408107), (142, 1729767), (213, 1153178), (221, 1111434), (426, 576589), (442, 555717), (663, 370478), (923, 266118), (1207, 203502), (1326, 185239), (1846, 133059), (2414, 101751), (2609, 94146), (2769, 88706), (3621, 67834), (5218, 47073), (5538, 44353), (7242, 33917), (7827, 31382), (15654, 15691)]