921554816

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1392

約数の個数: 128

約数和(自身を含む): 2298394560

約数和(自身を除く): 1376839744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 61, 64, 91, 104, 112, 122, 128, 182, 208, 224, 244, 364, 416, 427, 448, 488, 728, 793, 832, 854, 896, 976, 1297, 1456, 1586, 1664, 1708, 1952, 2594, 2912, 3172, 3416, 3904, 5188, 5551, 5824, 6344, 6832, 7808, 9079, 10376, 11102, 11648, 12688, 13664, 16861, 18158, 20752, 22204, 25376, 27328, 33722, 36316, 41504, 44408, 50752, 54656, 67444, 72632, 79117, 83008, 88816, 101504, 118027, 134888, 145264, 158234, 166016, 177632, 236054, 269776, 290528, 316468, 355264, 472108, 539552, 553819, 581056, 632936, 710528, 944216, 1028521, 1079104, 1107638, 1162112, 1265872, 1888432, 2057042, 2158208, 2215276, 2531744, 3776864, 4114084, 4430552, 5063488, 7199647, 7553728, 8228168, 8861104, 10126976, 14399294, 15107456, 16456336, 17722208, 28798588, 32912672, 35444416, 57597176, 65825344, 70888832, 115194352, 131650688, 230388704, 460777408, 921554816]

約数ペア:

[(1, 921554816), (2, 460777408), (4, 230388704), (7, 131650688), (8, 115194352), (13, 70888832), (14, 65825344), (16, 57597176), (26, 35444416), (28, 32912672), (32, 28798588), (52, 17722208), (56, 16456336), (61, 15107456), (64, 14399294), (91, 10126976), (104, 8861104), (112, 8228168), (122, 7553728), (128, 7199647), (182, 5063488), (208, 4430552), (224, 4114084), (244, 3776864), (364, 2531744), (416, 2215276), (427, 2158208), (448, 2057042), (488, 1888432), (728, 1265872), (793, 1162112), (832, 1107638), (854, 1079104), (896, 1028521), (976, 944216), (1297, 710528), (1456, 632936), (1586, 581056), (1664, 553819), (1708, 539552), (1952, 472108), (2594, 355264), (2912, 316468), (3172, 290528), (3416, 269776), (3904, 236054), (5188, 177632), (5551, 166016), (5824, 158234), (6344, 145264), (6832, 134888), (7808, 118027), (9079, 101504), (10376, 88816), (11102, 83008), (11648, 79117), (12688, 72632), (13664, 67444), (16861, 54656), (18158, 50752), (20752, 44408), (22204, 41504), (25376, 36316), (27328, 33722)]