394686656

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^3\times {\mathrm{401}}^1$

素因数の和:459

約数の個数: 112

約数和(自身を含む): 972068160

約数和(自身を除く): 577381504

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 169, 182, 208, 224, 338, 364, 401, 416, 448, 676, 728, 802, 832, 1183, 1352, 1456, 1604, 2197, 2366, 2704, 2807, 2912, 3208, 4394, 4732, 5213, 5408, 5614, 5824, 6416, 8788, 9464, 10426, 10816, 11228, 12832, 15379, 17576, 18928, 20852, 22456, 25664, 30758, 35152, 36491, 37856, 41704, 44912, 61516, 67769, 70304, 72982, 75712, 83408, 89824, 123032, 135538, 140608, 145964, 166816, 179648, 246064, 271076, 291928, 333632, 474383, 492128, 542152, 583856, 880997, 948766, 984256, 1084304, 1167712, 1761994, 1897532, 2168608, 2335424, 3523988, 3795064, 4337216, 6166979, 7047976, 7590128, 12333958, 14095952, 15180256, 24667916, 28191904, 30360512, 49335832, 56383808, 98671664, 197343328, 394686656]

約数ペア:

[(1, 394686656), (2, 197343328), (4, 98671664), (7, 56383808), (8, 49335832), (13, 30360512), (14, 28191904), (16, 24667916), (26, 15180256), (28, 14095952), (32, 12333958), (52, 7590128), (56, 7047976), (64, 6166979), (91, 4337216), (104, 3795064), (112, 3523988), (169, 2335424), (182, 2168608), (208, 1897532), (224, 1761994), (338, 1167712), (364, 1084304), (401, 984256), (416, 948766), (448, 880997), (676, 583856), (728, 542152), (802, 492128), (832, 474383), (1183, 333632), (1352, 291928), (1456, 271076), (1604, 246064), (2197, 179648), (2366, 166816), (2704, 145964), (2807, 140608), (2912, 135538), (3208, 123032), (4394, 89824), (4732, 83408), (5213, 75712), (5408, 72982), (5614, 70304), (5824, 67769), (6416, 61516), (8788, 44912), (9464, 41704), (10426, 37856), (10816, 36491), (11228, 35152), (12832, 30758), (15379, 25664), (17576, 22456), (18928, 20852)]