217428904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8609}}^1$

素因数の和:8674

約数の個数: 64

約数和(自身を含む): 520732800

約数和(自身を除く): 303303896

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 451, 574, 616, 902, 1148, 1804, 2296, 3157, 3608, 6314, 8609, 12628, 17218, 25256, 34436, 60263, 68872, 94699, 120526, 189398, 241052, 352969, 378796, 482104, 662893, 705938, 757592, 1325786, 1411876, 2470783, 2651572, 2823752, 3882659, 4941566, 5303144, 7765318, 9883132, 15530636, 19766264, 27178613, 31061272, 54357226, 108714452, 217428904]

約数ペア:

[(1, 217428904), (2, 108714452), (4, 54357226), (7, 31061272), (8, 27178613), (11, 19766264), (14, 15530636), (22, 9883132), (28, 7765318), (41, 5303144), (44, 4941566), (56, 3882659), (77, 2823752), (82, 2651572), (88, 2470783), (154, 1411876), (164, 1325786), (287, 757592), (308, 705938), (328, 662893), (451, 482104), (574, 378796), (616, 352969), (902, 241052), (1148, 189398), (1804, 120526), (2296, 94699), (3157, 68872), (3608, 60263), (6314, 34436), (8609, 25256), (12628, 17218)]