217913256

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{25013}}^1$

素因数の和:25047

約数の個数: 72

約数和(自身を含む): 648738090

約数和(自身を除く): 430824834

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 121, 132, 198, 242, 264, 363, 396, 484, 726, 792, 968, 1089, 1452, 2178, 2904, 4356, 8712, 25013, 50026, 75039, 100052, 150078, 200104, 225117, 275143, 300156, 450234, 550286, 600312, 825429, 900468, 1100572, 1650858, 1800936, 2201144, 2476287, 3026573, 3301716, 4952574, 6053146, 6603432, 9079719, 9905148, 12106292, 18159438, 19810296, 24212584, 27239157, 36318876, 54478314, 72637752, 108956628, 217913256]

約数ペア:

[(1, 217913256), (2, 108956628), (3, 72637752), (4, 54478314), (6, 36318876), (8, 27239157), (9, 24212584), (11, 19810296), (12, 18159438), (18, 12106292), (22, 9905148), (24, 9079719), (33, 6603432), (36, 6053146), (44, 4952574), (66, 3301716), (72, 3026573), (88, 2476287), (99, 2201144), (121, 1800936), (132, 1650858), (198, 1100572), (242, 900468), (264, 825429), (363, 600312), (396, 550286), (484, 450234), (726, 300156), (792, 275143), (968, 225117), (1089, 200104), (1452, 150078), (2178, 100052), (2904, 75039), (4356, 50026), (8712, 25013)]