8920548

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 108

約数和(自身を含む): 28321020

約数和(自身を除く): 19400472

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 389, 441, 468, 546, 588, 637, 778, 819, 882, 1092, 1167, 1274, 1556, 1638, 1764, 1911, 2334, 2548, 2723, 3276, 3501, 3822, 4668, 5057, 5446, 5733, 7002, 7644, 8169, 10114, 10892, 11466, 14004, 15171, 16338, 19061, 20228, 22932, 24507, 30342, 32676, 35399, 38122, 45513, 49014, 57183, 60684, 70798, 76244, 91026, 98028, 106197, 114366, 141596, 171549, 182052, 212394, 228732, 247793, 318591, 343098, 424788, 495586, 637182, 686196, 743379, 991172, 1274364, 1486758, 2230137, 2973516, 4460274, 8920548]

約数ペア:

[(1, 8920548), (2, 4460274), (3, 2973516), (4, 2230137), (6, 1486758), (7, 1274364), (9, 991172), (12, 743379), (13, 686196), (14, 637182), (18, 495586), (21, 424788), (26, 343098), (28, 318591), (36, 247793), (39, 228732), (42, 212394), (49, 182052), (52, 171549), (63, 141596), (78, 114366), (84, 106197), (91, 98028), (98, 91026), (117, 76244), (126, 70798), (147, 60684), (156, 57183), (182, 49014), (196, 45513), (234, 38122), (252, 35399), (273, 32676), (294, 30342), (364, 24507), (389, 22932), (441, 20228), (468, 19061), (546, 16338), (588, 15171), (637, 14004), (778, 11466), (819, 10892), (882, 10114), (1092, 8169), (1167, 7644), (1274, 7002), (1556, 5733), (1638, 5446), (1764, 5057), (1911, 4668), (2334, 3822), (2548, 3501), (2723, 3276)]