1381217344

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:948

約数の個数: 112

約数和(自身を含む): 3118469760

約数和(自身を除く): 1737252416

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 89, 92, 104, 178, 184, 208, 299, 356, 368, 416, 598, 712, 736, 811, 832, 1157, 1196, 1424, 1472, 1622, 2047, 2314, 2392, 2848, 3244, 4094, 4628, 4784, 5696, 6488, 8188, 9256, 9568, 10543, 12976, 16376, 18512, 18653, 19136, 21086, 25952, 26611, 32752, 37024, 37306, 42172, 51904, 53222, 65504, 72179, 74048, 74612, 84344, 106444, 131008, 144358, 149224, 168688, 212888, 242489, 288716, 298448, 337376, 425776, 484978, 577432, 596896, 674752, 851552, 938327, 969956, 1154864, 1193792, 1660117, 1703104, 1876654, 1939912, 2309728, 3320234, 3753308, 3879824, 4619456, 6640468, 7506616, 7759648, 13280936, 15013232, 15519296, 21581521, 26561872, 30026464, 43163042, 53123744, 60052928, 86326084, 106247488, 172652168, 345304336, 690608672, 1381217344]

約数ペア:

[(1, 1381217344), (2, 690608672), (4, 345304336), (8, 172652168), (13, 106247488), (16, 86326084), (23, 60052928), (26, 53123744), (32, 43163042), (46, 30026464), (52, 26561872), (64, 21581521), (89, 15519296), (92, 15013232), (104, 13280936), (178, 7759648), (184, 7506616), (208, 6640468), (299, 4619456), (356, 3879824), (368, 3753308), (416, 3320234), (598, 2309728), (712, 1939912), (736, 1876654), (811, 1703104), (832, 1660117), (1157, 1193792), (1196, 1154864), (1424, 969956), (1472, 938327), (1622, 851552), (2047, 674752), (2314, 596896), (2392, 577432), (2848, 484978), (3244, 425776), (4094, 337376), (4628, 298448), (4784, 288716), (5696, 242489), (6488, 212888), (8188, 168688), (9256, 149224), (9568, 144358), (10543, 131008), (12976, 106444), (16376, 84344), (18512, 74612), (18653, 74048), (19136, 72179), (21086, 65504), (25952, 53222), (26611, 51904), (32752, 42172), (37024, 37306)]