63983355

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 115568640

約数和(自身を除く): 51585285

約数列:

[1, 3, 5, 15, 19, 23, 43, 57, 69, 95, 115, 129, 215, 227, 285, 345, 437, 645, 681, 817, 989, 1135, 1311, 2185, 2451, 2967, 3405, 4085, 4313, 4945, 5221, 6555, 9761, 12255, 12939, 14835, 15663, 18791, 21565, 26105, 29283, 48805, 56373, 64695, 78315, 93955, 99199, 146415, 185459, 224503, 281865, 297597, 495995, 556377, 673509, 927295, 1122515, 1487985, 2781885, 3367545, 4265557, 12796671, 21327785, 63983355]

約数ペア:

[(1, 63983355), (3, 21327785), (5, 12796671), (15, 4265557), (19, 3367545), (23, 2781885), (43, 1487985), (57, 1122515), (69, 927295), (95, 673509), (115, 556377), (129, 495995), (215, 297597), (227, 281865), (285, 224503), (345, 185459), (437, 146415), (645, 99199), (681, 93955), (817, 78315), (989, 64695), (1135, 56373), (1311, 48805), (2185, 29283), (2451, 26105), (2967, 21565), (3405, 18791), (4085, 15663), (4313, 14835), (4945, 12939), (5221, 12255), (6555, 9761)]