388914344

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:983

約数の個数: 128

約数和(自身を含む): 976281600

約数和(自身を除く): 587367256

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 124, 133, 152, 182, 217, 247, 248, 266, 364, 403, 434, 494, 532, 589, 728, 806, 868, 907, 988, 1064, 1178, 1612, 1729, 1736, 1814, 1976, 2356, 2821, 3224, 3458, 3628, 4123, 4712, 5642, 6349, 6916, 7256, 7657, 8246, 11284, 11791, 12698, 13832, 15314, 16492, 17233, 22568, 23582, 25396, 28117, 30628, 32984, 34466, 47164, 50792, 53599, 56234, 61256, 68932, 82537, 94328, 107198, 112468, 120631, 137864, 165074, 196819, 214396, 224029, 224936, 241262, 330148, 365521, 393638, 428792, 448058, 482524, 534223, 660296, 731042, 787276, 896116, 965048, 1068446, 1462084, 1568203, 1574552, 1792232, 2136892, 2558647, 2924168, 3136406, 3739561, 4273784, 5117294, 6272812, 6944899, 7479122, 10234588, 12545624, 13889798, 14958244, 20469176, 27779596, 29916488, 48614293, 55559192, 97228586, 194457172, 388914344]

約数ペア:

[(1, 388914344), (2, 194457172), (4, 97228586), (7, 55559192), (8, 48614293), (13, 29916488), (14, 27779596), (19, 20469176), (26, 14958244), (28, 13889798), (31, 12545624), (38, 10234588), (52, 7479122), (56, 6944899), (62, 6272812), (76, 5117294), (91, 4273784), (104, 3739561), (124, 3136406), (133, 2924168), (152, 2558647), (182, 2136892), (217, 1792232), (247, 1574552), (248, 1568203), (266, 1462084), (364, 1068446), (403, 965048), (434, 896116), (494, 787276), (532, 731042), (589, 660296), (728, 534223), (806, 482524), (868, 448058), (907, 428792), (988, 393638), (1064, 365521), (1178, 330148), (1612, 241262), (1729, 224936), (1736, 224029), (1814, 214396), (1976, 196819), (2356, 165074), (2821, 137864), (3224, 120631), (3458, 112468), (3628, 107198), (4123, 94328), (4712, 82537), (5642, 68932), (6349, 61256), (6916, 56234), (7256, 53599), (7657, 50792), (8246, 47164), (11284, 34466), (11791, 32984), (12698, 30628), (13832, 28117), (15314, 25396), (16492, 23582), (17233, 22568)]